David Samuel Whatley (November 10, 1914 – March 13, 1961), nicknamed "Speed" and "Hammer Man", was an American Negro league outfielder in the 1930s and 1940s.

A native of Griffin, Georgia, Whatley made his Negro leagues debut with the Birmingham Black Barons in 1937, leading the Negro American League in batting average with a .428 mark.

[citation needed] He played for the Homestead Grays from 1939 to 1942,[1] then served in the United States Army during World War II.

[4] Whatley died in Oakland, California in 1961 at age 46.

This Negro league baseball outfielder article is a stub.