William Osborne Kyle (July 14, 1914 – February 23, 1966) was an American jazz pianist.

[2] Kyle was born in Philadelphia, Pennsylvania, United States.

[2] He began playing the piano in school and by the early 1930s worked with Lucky Millinder, Tiny Bradshaw and later the Mills Blue Rhythm Band.

[2] He then spent thirteen years as a member of Louis Armstrong's All-Stars,[2] and performed in the 1956 musical High Society.

A fluent pianist with a light touch, Kyle always worked steadily.