Aloysius Tyrone Foster (born January 18, 1943) is an American jazz drummer.

Foster's professional career began in the mid-1960s, when he played and recorded with hard bop and swing musicians including Blue Mitchell and Illinois Jacquet.

During Davis's retirement, Foster continued to play and record acoustic jazz with Sonny Rollins, Dexter Gordon, McCoy Tyner, Horace Silver, and other band leaders.

Foster began composing in the 1970s, and has toured with his own band, including musicians such as bassist Doug Weiss, saxophonist Dayna Stephens, and pianist Adam Birnbaum.

With Kenny Barron With Joanne Brackeen With Miles Davis With Tommy Flanagan With Joe Henderson With Duke Jordan With Dave Liebman With Blue Mitchell With Frank Morgan With Art Pepper With Cecil Payne With Chris Potter With Sonny Rollins With McCoy Tyner With Cedar Walton With Larry Willis With Steve Kuhn With others