Reuben "River" Reeves (October 25, 1905 in Evansville, Indiana – September 1975 in New York City) was an American jazz trumpeter and bandleader. Reeves started out playing locally in the Midwest; he moved to New York City in 1924 and then to Chicago in 1925. In 1926 he joined Erskine Tate's orchestra, then played with Fess Williams and Dave Peyton (1928–1930). While in Chicago, he took lessons from a German trumpet player, Albert Cook, who played in the Chicago Symphony. While playing at the Regal Theater in 1929, Peyton featured Reeves, his hot trumpet player, on a night where Louis Armstrong, who had a gig across the street at the Savoy, performed as a guest. The "vicious" gesture from Peyton in an attempt to intimidate Armstrong did not work as the audience begged Armstrong to play five