Born before 1800
- Giovanni Battista Sammartini (ca. 1700–1775): wrote several quartets though as with many early works for the medium some of these could be played equally by a small string orchestra.
- Christian Cannabich (1731–1798): six string quartets Op. 5 (about 1780).
- Joseph Haydn (1732–1809): wrote sixty-eight string quartets (some of which he called Divertimenti), the last incomplete, plus Die Sieben letzten Worte unseres Erlösers am Kreuze (The Seven Last Words of Christ on the Cross), a sequence of eight slow movements plus a brief, rapid, finale (originally written for orchestra, but probably better known in its version for string quartet).
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- François Joseph Gossec (1734–1829): twelve string quartets: Op. 14 (1770) and Op. 15 (1772) http://www.mdt.co.uk/MDTSite/product//ALPHA025.htm
- Jan Křtitel Vaňhal / Johann Baptist Vanhal (1739–1813): over seventy string quartets. (http://haydn.dk/mhc_vanhal.php)
- Václav Pichl (1741–1805): wrote over thirty quartets; he was one of the founders of the Vienna Violin School.
- Roman Hoffstetter (1742–1815): an Austrian monk and composer, now supposed to have composed the six string quartets known as Haydn's Op. 3, including the well-known 'Serenade Quartet'.
- Luigi Boccherini (1743–1805): A prolific composer in most chamber music genres, Boccherini wrote ninety-one string quartets — he also wrote many string quintets.
- Giuseppe Cambini (1746–1825): wrote 149 string quartets and 30 quartets d'airs variés (http://www.lexnet.dk/quartets/c-quarte.htm) (many of which exist also in versions with winds. Alfred Einstein suggests that Mozart's fourth flute quartet, in his opinion a satirical work, may have been in part a comment on their popularity.)
- Bartolomeo Campagnoli (1751–1827): wrote six string quartets.
- Franz Anton Hoffmeister (1754–1812): fifty string quartets (plus seven for vn, 2va, vc) (source: Grove online).
- Giovanni Battista Viotti (1755–1824): seventeen string quartets.
- Franz Grill (1756?–1792): nine string quartets.
- Wolfgang Amadeus Mozart (1756–1791): wrote twenty-three string quartets, including the six so-called Haydn Quartets (1782–85), generally reckoned to be his best.
- Joseph Martin Kraus (1756–1792): wrote altogether 16 string quartets (6 Goetingen quartets are lost). See also his Flute quintet in D major.
- Pavel Wranitzky (1756–1808): wrote seventy-three string quartets which, at their best (the six quartets of Op. 16, the three of Op. 23), are second only to Haydn and the mature Mozart in quality.
- Alessandro Rolla (1757–1841): ten string quartets: three as Op. 2, three as Op. 5, and four others (source: Grove).
- Franz Krommer / František Kramář (1759–1831): wrote approximately 100 string quartets, many of which were very popular in early 19th century Vienna, and were compared positively to Beethoven's quartets.
- Luigi Cherubini (1760–1842): wrote six string quartets (1814–1837).
- Antonín Vranický / Anton Wranitzky (1761–1820): wrote 30 quartets. A founder of the Vienna "violin school" and major virtuoso, he was the teacher of Ignaz Schuppanzigh and leader of the Lobkowitz Orchestra.
- Adalbert Gyrowetz / Vojtěch Matyáš Jírovec (1763–1850): friend of Mozart, wrote at least forty-two string quartets (Grove), possibly more than fifty (Hyperion CD notes).
- Joseph Leopold Eybler (1765–1846): friend of Mozart, pupil of Albrechtsberger (who declared him to be the greatest musical genius in Vienna apart from Mozart) and a protégé of Josef Haydn. Three string quartets, Op. 1, available on CD, written at the age of 22 in 1787 (published in 1794.)
- Samuel Wesley (1766–1837): at least one quartet (in E♭, written around 1810. http://www.musicweb-international.com/Redcliffe/wesley.htm)
- Bernhard Romberg (1767–1841): wrote 11 complete string quartets, two sets of three quartets each Op. 1 & 25, and single quartets Opp. 12, 37, 39, 59, 60.[1]
- Andreas Romberg (1767–1821): wrote 29 complete string quartets, three quartets each in Opp. 1, 2, 5, 7, 16, 30, 53, 59 and 76, a single quartet, Op. 40, including a "quatuor brilliant", Op. 11. He also wrote three rondos for string quartet, Op. 34.
- Ludwig van Beethoven (1770–1827): wrote sixteen quartets widely regarded as among the finest quartets by any composer. The Große Fuge was originally composed as the last movement of Op. 130, but was subsequently published as a separate work.
- Johan Hoffmann (1770–1815): two quartets (in D major and F major). (http://www.lexnet.dk/quartets/h-quarte.htm, this link also for Hoffmann).
- Peter Hänsel (1770–1831): wrote at least ten quartets.
- Antonín Rejcha / Anton Reicha (1770–1836): wrote at least thirty-seven string quartets (14 of them newly-discovered), of which the ten Vienna quartets (1801-6) are the most important. Though largely ignored since Reicha's lifetime, they were highly influential works. Groups in Europe have begun programming Reicha's quartets, and first modern editions and first recordings are now in the works. 1
- Ján Josef Rösler (1771–1813): Three String Quartets, Op. 6
- Antal György Csermák (c.1774–1822): wrote a quartet Die drohende Gefahr.
- Hyacinthe Jadin (1776–1800): twelve string quartets in four opera, Opp. 1, 2, 3, 4, all in four movements except Op. 4, No. 1. Modeled on Haydn & Mozart; pre-romantic. [2]
- Joseph Küffner (1776–1856): at least five string quartets (Op. 41 nos. 1-3, Op. 52, Op. 178)[3]
- Johann Nepomuk Hummel (1778–1837): wrote three string quartets, Op. 30, No. 1 in C major; Op. 30, No. 2 in G major and Op. 30, No. 3 in E♭ major (all ca.1808).
- Niccolò Paganini (1782–1840): fifteen string quartets for violin, viola, guitar and cello, as well as three traditional string quartets.
- George Onslow (1784–1853): thirty-six quartets written between 1810 and 1845.
- Louis Spohr (1784–1859): known as Ludwig in his native Germany, Spohr wrote thirty-six string quartets and four double quartets (for two string quartets).
- Alexander Alyabyev (1787–1851): wrote at least two string quartets, plus one incomplete (see this concert notice)
- Anselm Hüttenbrenner (1794–1868): wrote two string quartets (E major 1816, C minor 1847)
- Franz Berwald (1796–1868): Swedish composer, wrote three string quartets, No. 1 in G minor (1818), No. 2 in A minor (1849), and No. 3 in E♭ major (1849).
- Gaetano Donizetti (1797–1848): Much better known for his operas, Donizetti also wrote eighteen string quartets, the first sixteen between 1817 and 1821 (mostly 'scholastic works', though the fifth is his most performed), the seventeenth in 1825 and the last in 1836.
- Franz Schubert (1797–1828): traditionally reckoned to have written fifteen string quartets. The Death and the Maiden and Rosamunde quartets are particularly well known.
Born 1801–1850
- Johannes Bernardus van Bree (1801–1857): three string quartets
- John Lodge Ellerton (1801–1873): about 50 string quartets?
- Jan Kalivoda (1801–1866): three string quartets
- Bernhard Molique (1802–1869): eight string quartets
- Franz Lachner (1803–1890): at least six quartets (No. 1 in B minor, Op. 75, No. 2 in A major, Op. 76, No. 4 in D minor, Op. 120, No. 5 in G major, Op. 169, No. 6 in E minor, Op. 173)
- Mikhail Glinka (1804–1857): After attempting to compose a quartet in 1824 (a work that remained incomplete), Glinka wrote his only finished string quartet in 1830. While this piece is now seldom performed, it and its incomplete predecessor are notable as among the first attempts by a native Russian composer to work in this genre.
- String Quartet in F major (1830)
- Johan Peter Emilius Hartmann (1805–1900): three string quartets (http://www.lexnet.dk/quartets/h-quarte.htm)
- Fanny Mendelssohn (1805–1847): A string quartet in E♭ (1834)
- Juan Crisóstomo Arriaga (1806–1826): Early 19th century Spanish composer, born on Mozart's 50th birthday. Wrote three brilliant quartets (ca.1824) before his abrupt death at age 19: No. 1 in D minor; No. 2 in A major; No. 3 in E♭ major
- Vaclav Veit (1806–1864): Early Romantic Czech composer, a major influence on Smetana, wrote four string quartets and five string quintets.
- Ignaz Lachner (1807–1895): wrote eight quartets (http://www.recordsinternational.com/RICatalogFeb98.html- Op. 43 in F; Op. 54 in C; Op. 74 in A; Op. 104 in G; Op. 105 in A minor; Op. 106 in C for 3 violins and viola; Op. 107 in G for four violins; in B♭ Op. posth.)
- Felix Mendelssohn (1809–1847): wrote six numbered string quartets: Op. 12 (1829), Op. 13 (1827), Op. 44 (three quartets, 1838), and Op. 80 (1847); an early unnumbered string quartet in E♭ major (1823); Four Pieces ("Andante", "Scherzo", "Capriccio", "Fugue") for string quartet, Op. 81 (1847); a set of 15 fugues for string quartet, written when Mendelssohn was twelve (!); and another fugue (in E♭ major) for string quartet, written at age eighteen. Mendelssohn's early quartet music shows a remarkable mastery of (and dependence upon) the formal procedures of Beethoven's late quartets, but with a highly original transformation of their expressive significance.
- Norbert Burgmüller (1810–1836): four elegant string quartets: Op. 4 in D minor, Op. 7 in D minor, Op. 9 in A♭ major, and Op. 14 in A minor.
- Robert Schumann (1810–1856): wrote three string quartets (Op. 41), not among his better known works
- Giuseppe Verdi (1813–1901): one string quartet, in E minor (1873)
- Robert Volkmann (1815–1883): six string quartets
- Niels Gade (1817–1890) : one published quartet (D major, Op. 63) and suppressed quartets in F major, F minor and E minor
- Stanisław Moniuszko (1819–1872) : two string quartets (D minor, F major)
- Henri Vieuxtemps (1820–1881): three string quartets (in E minor, Op. 44, in C major, Op. 51, in B♭, Op. 52 — the latter two published posthumously)
- Friedrich Kiel (1821–1885): two string quartets (Op. 53, in A minor and E♭) and waltzes Op. 78
- Emilie Mayer (1821–1883): a string quartet in G minor, Op. 14
- César Franck (1822–1890): wrote one string quartet (1889)
- Joachim Raff (1822–1882): wrote eight string quartets (1855 to 1876)
- Anton Bruckner (1824–1896): wrote one string quartet (1862)
- Carl Reinecke (1824–1910): wrote four string quartets (Op. 16 in E♭ in 1842, Op. 30 in F around 1851, Op. 132 in C around 1874, Op. 211 in D)
- Bedřich Smetana (1824–1884): two string quartets, No. 1 in E minor From my Life; and No. 2 in D minor, with the first being the better known
- Woldemar Bargiel (1828–1897): four string quartets (including No. 3, Op. 15b in A minor and No. 4, Op. 47 in D minor)
- Anton Rubinstein (1829–1894): ten string quartets spread throughout his life
- Karl Goldmark (1830–1915): Goldmark's only string quartet was his "breakthrough" work, his first composition to receive very positive reviews in contemporary Viennese musical journals. Long neglected, it was recorded several times in the 1990s as part of a general revival of interest in Goldmark's chamber music.
- String Quartet in B♭ major, Op. 8 (1860)
- Alexander Borodin (1833–1887): two string quartets: No. 1 in A (1879) and No. 2 in D (1881), of which the second is the better known, and whose second Scherzo and Notturno third movement have been "borrowed" for musicals (Kismet)
- Johannes Brahms (1833–1897): wrote three string quartets, the first two in 1879 and the final one in 1881
- Felix Draeseke (1835–1913): wrote three string quartets between 1880 and 1895
- Camille Saint-Saëns (1835–1921): two string quartets: Op. 112 (1889) and Op. 153 (1918)
- Joseph Wieniawski (1837–1912): at least one quartet, in A minor, Op. 32
- Max Bruch (1838–1920): two string quartets, from his student days or a little after, Op. 9 in C minor (1858/9) and Op. 10 in E major (1860)
- Friedrich Gernsheim (1839–1916): five string quartets (No. 1 in C minor, Op. 25 (ca. 1872); No. 2 in A minor, Op. 31 (1875); No. 3 in F major, Op. 51 (1886); No. 4 in E minor, Op. 66; No. 5 in A major, Op. 83 (ca. 1911))
- Josef Rheinberger (1839–1901): two string quartets, in C minor, Op. 89 and F major, Op. 147
- Hermann Goetz (1840–1876): one string quartet in B♭ (1865-66)
- Johan Svendsen (1840–1911): one string quartet, his Op. 1
- Pyotr Ilyich Tchaikovsky (1840–1893): three string quartets: No. 1 in D, Op. 11 (1871); No. 2 in F, Op. 22 (1873); and No. 3 in E♭ minor, Op. 30 (1876), of which the first is the best-known, especially the Andante cantabile second movemment which has been recorded many times with full orchestra
- Elfrida Andrée (1841–1929): wrote one string quartet in D minor (http://www.camerata.art.pl/repertuar.en.html) and another in A major (published in 2000)
- Antonín Dvořák (1841–1904): wrote fourteen string quartets, with number twelve, the American, the best known
- Giovanni Sgambati (1841–1914): wrote a string quartet in D♭ major, his Op. 17 (1882)
- Ján Levoslav Bella (1843–1936): wrote three string quartets, in E minor (1871), C minor (1880) and B♭ minor (1887)
- Edvard Grieg (1843–1907): wrote two string quartets, the second being unfinished
- Heinrich von Herzogenberg (1843–1900): wrote five string quartets (1876–1890)
- Nikolai Rimsky-Korsakov (1844–1908): better known for his orchestral suites, he also wrote three complete string quartets, two single movements and three other pieces for string quartet
- Gabriel Fauré (1845–1924): one string quartet, in E minor, Op. 121 (1924)
- Robert Fuchs (1847–1927): four string quartets: No. 1 in E, Op. 58 (1895); No. 2 in A minor, Op. 62 (1899); No. 3 in C, Op. 71 (1903); No. 4 in A, Op. 106 (1916)
- August Klughardt (1847–1902): two string quartets (in F, Op. 42 and in D, Op. 61)
- Sir Alexander MacKenzie (1847–1935): one string quartet in G (1868)
- Hubert Parry (1848–1918): three string quartets
- Zdeněk Fibich (1850–1900): wrote two string quartets (A major, 1874, G major, 1878) and a set of variations for quartet (B♭, 1883) according to Orfeo CD label
- Antonio Scontrino (1850–1922): wrote four string quartets (A minor, G minor, F major, C major) and a movement for string quartet
- Alexander Taneyev (1850–1918): three string quartets: No. 1 in G major, Op. 25; No. 2 in C major, Op. 28; and No. 3 in A major, Op. 30 (source: Olympia CD notes)
Born 1851–1900
- Vincent d'Indy (1851–1931): wrote three string quartets
- Sir Charles Villiers Stanford (1852–1924): wrote eight string quartets (1891–1919)
- Leoš Janáček (1854–1928): wrote two string quartets, known as The Kreutzer Sonata and Intimate Letters
- Ernest Chausson (1855–1899): wrote one string quartet in three movements; the third movement was completed by Vincent d'Indy after Chausson's death in 1899
- Christian Sinding (1856–1941): wrote a string quartet, his Op. 70
- Sergei Ivanovich Taneyev (1856–1915): nine complete string quartets, two partial (source: Grove Music Online)
- Sir Edward Elgar (1857–1934): one string quartet in E minor, Op. 83 (1918)
- Sylvio Lazzari (1857–1944): a string quartet in A minor, Op. 17
- Dame Ethel Smyth (1858–1944): one published string quartet, in E minor (1902-1912) and one unpublished, dating from her student days in Leipzig, in C minor
- Mikhail Ippolitov-Ivanov (1859-1935): at least one string quartet, Op. 13 in A minor
- Josef Bohuslav Foerster (1859-1951): five string quartets (1888-1951; the fifth incomplete at his death)
- Emil von Reznicek (1860–1945): four string quartets, including No. 1 in C♯ minor (1921), also in D minor (http://www.hmt-leipzig.de/website/deu/aktuell/veranstaltungen/2002/okt.htm; pub. Bimbach, 1923, Berlin) and B♭ major (pub. Bimbach, 1932), quartet in C minor (published by E.W. Fritzsch, Leipzig, 1883).
- Nikolay Sokolov (1859–1922): wrote three string quartets (in F Op. 7, in A Op. 14 and in D minor, Op. 20, published 1890, 1892 and 1894) and contributed to projects of the Belyayev circle with Nikolai Rimsky-Korsakov, Alexander Glazunov, Alexander Kopylov and others (including a polka for Les Vendredis for string quartet and other works)
- Hugo Wolf (1860–1903): wrote one string quartet (1884) and a more famous Italian Serenade for string quartet (1892); also, an Intermezzo
- Charles Martin Loeffler (1861–1935): two string quartets, in A minor (1889), and Music for Four Stringed Instruments (1917)
- Claude Debussy (1862–1918): one string quartet, in G minor, Op. 10 (1893)
- Frederick Delius (1862–1934): wrote three string quartets (1888, 1893 and 1916)
- Emánuel Moór (1863–1931): two string quartets, op. 59 in A and op. 87, and other works for string quartet[4]
- Felix Weingartner (1863–1942): four string quartets (in D minor, Op. 24, in F minor, Op. 26, in F, Op. 34 and in D, Op. 62, pub. 1899, 1900, 1903 and 1918)
- Eugen d'Albert (1864–1932): two string quartets (in A minor, Op. 7 and in E♭, Op. 11, 1887 and 1893)
- Alexander Gretchaninov (1864–1956): four string quartets: No. 1 in G major, Op. 2 (1894); No. 2 in D minor, Op. 70 (1913); No. 3 in C minor, Op. 75 (1915); No. 4 in F major, Op. 124 (1929)
- Alberto Nepomuceno (1864–1920): wrote three string quartets
- Guy Ropartz (1864–1955): six quartets (1893–1951)
- Richard Strauss (1864–1949): wrote one string quartet
- Alexander Glazunov (1865–1936): wrote seven string quartets, and numerous other compositions for string quartet (the Five Pieces of 1879–1881, the Five Novelettes Op. 15, the Finale of the B-la-F Quartet and the first movement "Carol-singers" of the Name-day Quartet, the Suite Op. 35, the Two Pieces of 1902, and the "Elegy for Belyayev" Op. 105). The Third Quartet (1888) is often nicknamed the "Slav Quartet", while the Seventh Quartet (1930) is subtitled "Homage to the Past".
- Gustav Jenner (1865–1920): wrote three string quartets (1907, 1910 and 1911 — http://www.musicweb-international.com/classrev/2002/Sept02/Jenner_quartets.htm)
- Albéric Magnard (1865–1914): wrote one string quartet (1903)
- Carl Nielsen (1865–1931): wrote four published string quartets, also an early quartet and quartet movements
- Jean Sibelius (1865–1957): wrote three youthful quartets (in E♭, 1885; in A minor, 1889; and in B♭, Op. 4, 1890) and his much better known quartet "Voces Intimae", Op. 56 (1909) http://www.fimic.fi/fimic/fimic.nsf/mainframe?readform&C86644257A5B154142256B13003AB01A
- Ferruccio Busoni (1866–1924): two string quartets, Op. 19 in C minor (1884) and Op. 26 in D minor (1887)
- Amy Beach (1867–1944): wrote one quartet, String Quartet in One Movement, Op. 89 (1921)
- Charles Koechlin (1867–1950): three string quartets, in D Op. 51 (1911-13), Op. 57 (1911-16), Op. 72 in D (1917-21)
- Sir John Blackwood McEwen (1868–1948): 17 string quartets written from 1898 to 1947.
- Max von Schillings (1868–1933): string quartet in E minor (about 1887)
- Hans Pfitzner (1869–1949): wrote four string quartets (in D minor, without Op. number, 1886; D major, Op. 13 1903, C♯ minor, Op. 36 from 1925 - later arranged into a symphony, and C minor, Op. 50, 1942)
- Alfred Hill (1870–1960): Australian composer, wrote seventeen string quartets.
- Vítězslav Novák (1870–1949): three quartets (1899–1938)
- Florent Schmitt (1870–1958): String Quartet in G, Op. 112 (1947)
- Louis Vierne (1870–1937): One string quartet (1894)
- Joseph Ryelandt (1870–1965): Four string quartets (1897-1943)[5]
- Wilhelm Stenhammar (1871–1927): Swedish composer, wrote six string quartets
- Alexander von Zemlinsky (1871–1942) four string quartets and two movements for string quartet: No. 1 in A major, Op. 4 (1896); No. 2, Op. 15 (1913-15); No. 3, Op. 19 (1924); No. 4 (Suite), Op. 25 (1936); and two movements for string quartet (1927)
- Henry Kimball Hadley (1871–1937): wrote two string quartets: No. 1 in A, Op. 24, and No. 2, Op. 132 (1932)
- Paul Juon (1872–1940): four string quartets (a youthful Op. five and three acknowledged quartets Op. 11 in B minor, Op. 29 in A minor and Op. 67 in C)
- Ralph Vaughan Williams (1872–1958): two string quartets: No. 1 in G minor (1908, rev. 1921) and No. 2 in A minor (1942/3)
- Max Reger (1873–1916): wrote six string quartets (including an early posthumously-published work with an optional part for double bass)
- Reynaldo Hahn (1874–1947): at least two string quartets (A minor from 1939, F major from 1943)
- Charles Ives (1874–1954): wrote two string quartets (1896 and 1913), the first entitled "From the Salvation Army"
- Franz Schmidt (1874–1939): quartet 1 in A (1925), quartet 2 in G (1929)
- Arnold Schoenberg (1874–1951): wrote four numbered string quartets, the second of which includes a part for soprano. Also composed an early, unnumbered, string quartet
- Josef Suk (1874–1935): two string quartets — in B♭, Op. 11 from 1896, and Op. 31 in one movement from 1911, tonal but from G minor -> D♭. Also the Meditation on the Old Czech Chorale "St. Wenceslas", Op. 35a, 1914.
- Richard Wetz (1875–1935): wrote two string quartets: in F minor, Op. 43, in E minor, Op. 49
- Franco Alfano (1875–1954): wrote three string quartets
- Reinhold Glière (1875–1956): wrote four string quartets: in A major, Op. 2 (1899), in G minor, Op. 20 (1905), in D minor, Op. 67 (1927), in F minor, Op. 83 (1943)
- Fritz Kreisler (1875–1962): wrote a string quartet in A minor (1919)
- Erkki Melartin (1875–1937): wrote four quartets, in E minor (1896), G minor (1900), E♭major (1902) and in F (1910) (http://www.fimic.fi/fimic/fimic.nsf/0/6974ee061c4ad603c2256e6700454bcf?OpenDocument)
- Maurice Ravel (1875–1937): one string quartet, in F major (1903)
- Ernő Dohnányi (1877–1960): wrote three string quartets (1899, 1906, 1926)
- Joseph Holbrooke (1878–1958): wrote two string quartets (1905, 1915)
- Lucien Durosoir (1878–1955): wrote three string quartets (1920, 1922, 1933-34)
- Frank Bridge (1879–1941): five string quartets: B♭(1901); No. 1 in E minor ('Bologna') (1906); No. 2 in G minor (1915); No. 3 (1926); No. 4 (1937), plus a host of other, shorter pieces
- Jean Cras (1879–1932): one string quartet (1909) http://www.cello.org/Newsletter/Articles/cras/crasv2.htm
- John Ireland (1879–1962): two string quartets
- Ottorino Respighi (1879–1936): three string quartets: D major (1907), D minor (1909) and "Quartetto Dorico" (1924)
- Ernest Bloch (1880–1959): wrote five string quartets
- Ermend Bonnal (1880–1944): two string quartets (1927? and 1934) http://www.bonnal.org/html/musique_chambre.html
- Ildebrando Pizzetti (1880–1968): two string quartets in A major (1906) and D major (1932-3)
- Béla Bartók (1881–1945): wrote six string quartets widely regarded as being the finest quartets of the first half of the 20th century
- George Enescu (1881–1955): wrote two string quartets (No. 1 in E♭and No. 2 in G, Op. 22 nos. 1 and 2, 1916–1920 and 1951)
- Nikolai Myaskovsky (1881–1950): wrote thirteen (1907 – 1949)
- Nikolai Roslavets (1881–1944): wrote five string quartets (1913, 1915, 1920, 1929-31, 1942. http://home.wanadoo.nl/ovar/roslavetz.htm).
- Ignatz Waghalter (1881–1949): One string quartet, in D major, Op. 3
- Zoltán Kodály (1882–1967): wrote two string quartets (1908 and 1917)
- Gian Francesco Malipiero (1882–1973): wrote eight string quartets (1920–1964)
- Joseph Marx (1882–1964): wrote three string quartets (http://www.joseph-marx.org/en/list.html#list) not counting the original version of one and a draft.
- Artur Schnabel (1882–1951): wrote five string quartets (1918–1940 - http://www.peermusic-classical.de/schnabel3.htm)
- Igor Stravinsky (1882–1971): Three Pieces for String Quartet (1914); Concertino (1920); Double Canon for String Quartet (1959)
- Karol Szymanowski (1882–1937): two string quartets, No. 1, Op. 37 in C major (1917) and No. 2, Op. 56 (1927)
- Joaquín Turina (1882–1949): early quartet Op. 4 (1911) and a later work for string quartet, "La Oración del Torero" (1925)
- Sir Arnold Bax (1883–1953): three string quartets: No. 1 in G major (1918), No. 2 in E minor and No. 3 in F major (1936)
- Fran Lhotka (1883–1962): string quartet in G minor
- Anton Webern (1883–1945): his String Quartet is composed using the twelve-tone technique. His Five Movements, Op. 5 (1909) and Six Bagatelles, Op. 9 (1911-13) are also significant in SQ literature. Plus, a string quartet, a slow movement and a rondo from 1905.
- Alban Berg (1885–1935)
- Egon Wellesz (1885–1974): wrote nine string quartets, No. 1 'in five movements' Op. 14 (1911–12) through No. 9, Op. 97 (1966) and Op. 103 Music for String Quartet
- Othmar Schoeck (1886–1957): wrote two string quartets (Opp. 23, 1913, and 37, 1923) and a movement for string quartet (1908).
- Kurt Atterberg (1887–1974): three string quartets, only one, No. 2 in B minor, recorded
- Ernst Toch (1887–1964): 13 string quartets, the first five now lost, and a brief Dedication for quartet.
- Fartein Valen (1887–1952): wrote two string quartets
- Heitor Villa-Lobos (1887–1959): wrote seventeen string quartets between 1915 and 1957
- Matthijs Vermeulen (1888–1967): wrote one string quartet (1960–61)
- Bohuslav Martinů (1890–1959): wrote ten string quartets of which only eight survive, Nos. 1-7 and the unnumbered Tři Jezdci (1902)
- Sir Arthur Bliss (1891–1975): four string quartets: No. 1 in A major (1914); No. 2 (1923); No. 3 in B♭ (1941); No. 4 (1950)
- Sergei Prokofiev (1891–1953): wrote two string quartets (1930 and 1941)
- Arthur Honegger (1892–1955): wrote three string quartets, in C minor (1917), D major (1936), and E major (1937)
- Darius Milhaud (1892–1974): wrote eighteen, the fourteenth and fifteenth of which may be played as an octet
- Hilding Rosenberg (1892–1985): wrote twelve (No. 1, 1920 revised 1955 to No. 12, 1957)
- Germaine Tailleferre (1892–1983): wrote one quartet (1917-19)
- Alois Hába (1893–1973): wrote sixteen quartets, empolying various microtonal systems (e.g. No. 11 uses a sixth-tone system; No. 12, quarter-tone; No. 16, fifth-tone)
- Paul Dessau (1894–1979): seven string quartets (No. 1 before 1943 and published 1969?, No. 2 in 1942/43, No. 3 in 1943–46, No. 4 Barbaraquartett or "99 Bars for Barbara" (http://www.schott-music.com/shop/products/show,137823.html), No. 5 Quartettino (Felsenstein-Quartett) in 1955, No. 6 Sieben Sätze für Streichquartett in 1974, No. 7 in 1975. Also a string quartet movement in 1957.)
- Ernest John Moeran: two string quartets (in A minor and in E♭ major)
- Erwin Schulhoff (1894–1942): two numbered string quartets (1924, 1925), one unnumbered quartet (1918), plus a Divertimento, Op. 14 (1914) and a set of Five Pieces (1923)
- Willem Pijper (1894–1947): five string quartets (1914, 1920, 1923, 1928, 1946)
- Walter Piston (1894–1976): wrote five string quartets (from 1933 to 1962)
- Paul Hindemith (1895–1963): a violist, wrote seven string quartets
- Dane Rudhyar (1895–1985): Crisis and Overcoming (1978), Advent (1976)
- Robert Gerhard (1896–1970): two string quartets (1950–5, 1960–2 http://www.metierrecords.co.uk/text/32.htm. Three earlier quartets at least are lost.)
- Howard Hanson (1896–1981): one string quartet in one movement, his Op. 23 (1923)
- Roger Sessions (1896–1985): two string quartets (1938, 1951,) Canons to the memory of Stravinsky (1971)
- Virgil Thomson (1896–1989): wrote two string quartets (1931 and 1932)
- Henry Cowell (1897–1965): wrote four
- John Fernström (1897–1961): wrote eight
- Erich Wolfgang Korngold (1897–1957): perhaps better known for his movie scores, his formal works include three string quartets, Op. 16 in A (1923), Op. 26 in E♭(1933), Op. 34 in D (1945)
- Quincy Porter (1897–1966): wrote nine (No. 1 in E minor, 1922-3–No. 9, 1958.)
- Francisco Mignone (1897–1986): wrote two, both in 1957
- Alexandre Tansman (1897–1986): wrote nine (one lost, replaced by Triptych) (http://www.usc.edu/dept/polish_music/composer/tansman.html for most of that, Fanfare review of a recording for the rest)
- Hanns Eisler (1898–1962): wrote one string quartet, 1937 (http://www.musicweb-international.com/classrev/2003/Oct03/Eisler_%20Zemlinsky_cookson.htm)
- George Gershwin (1898–1937): wrote one piece for string quartet, a Lullaby, 1919 or 1920
- Viktor Ullmann (1898–1944): three string quartets of which two are lost.
- Pavel Haas (1899–1944): wrote three string quartets from 1920 to 1938
- Hans Krása (1899–1944): one quartet (1921)
- Jón Leifs (1899–1968): Icelandic composer, 3 string quartets: No. 1 'Mors et vita', Op. 21, (1939); No. 2 'Vita et mors', Op. 36, (1948–51); No. 3 'El Greco', Op. 64, (1965) (source: Grove)
- Silvestre Revueltas (1899–1940): wrote four quartets
- Alexander Tcherepnin (1899– 1977 ): wrote two quartets (1922, 1926)
- Randall Thompson (1899–1984): wrote two quartets, in D minor (about 1941- possibly earlier, see Library of Congress listing?) and G major (1967)
- George Antheil (1900–1959): wrote three quartets (1925, 1927, 1948), plus two smaller collections
- Aaron Copland (1900–1990): wrote four pieces for string quartet (1921, unpublished; 1923, 1923, 1928)
- Ernst Krenek (1900–1991): wrote eight
- Otto Luening (1900–1996): a piece for string quartet published in 1914, and two quartets published by CF Peters as string quartets 2 and 3 in the 1970s (No. 2 dating from 1922, No. 3 from 1927 http://allenoten.de/index.php?link=http%3A//allenoten.de/cgi-bin/search2a.cgi%3Fpnum%3D11869 )
- Alexander Mosolov (1900–1973): probably two quartets (1926, 1943)