Frank Vernon Hemphill (May 13, 1878 – November 16, 1950) was a left fielder in Major League Baseball who played for the Chicago White Sox (1906) and Washington Senators (1909).

Listed at 5 ft 11 in (1.80 m), 165 lb, Hemphill batted and threw right-handed.

His older brother, Charlie Hemphill, also was a major league player.

Hemphill died in Chicago, Illinois at age 72.

This biographical article relating to an American baseball outfielder born in the 1870s is a stub.