Schumann, RobertSchu‧mann, Rob‧ert /ˈʃuːmən $ -mɑːn, ˈrɒbət $ ˈrɑːbərt/(1810–56) a German composer who wrote symphonies (symphony ) and many songs, but is best known for the music he wrote for the piano. He was married to Clara Schumann (1819–96) , who was also a pianist and composer.