Jacques Alexandria Samossoud (September 8, 1894 – June 14, 1966) was a Russian composer and conductor.
In 1924 he married the Crimean-born Greek soprano Thalia Sabanieva; they divorced in 1926.
He conducted the orchestra of the Washington National Opera from 1919 to 1936.
He left during a contract dispute.
[1] He married Mark Twain's daughter, Clara Langdon Clemens (1874–1962) in 1944 at Clara's Hollywood, California home.