John Humphrey "Red" Davis (July 15, 1915 – April 26, 2002) was an American third baseman in Major League Baseball and a longtime manager in the minor leagues. Born in Wilkes-Barre, Pennsylvania, Davis threw and batted right-handed, stood 5'11" (180 cm) tall and weighed 172 pounds (78 kg).

Davis' major league career consisted of 21 games and 70 at bats during September 1941 as a member of the New York Giants. He collected 15 hits, with three doubles and five runs batted in, for a batting average of .214.

Davis made a more indelible imprint as a minor league skipper, logging 27 years (1949–72; 1974–76) in the farm systems of the Giants, Cincinnati Reds, Cleveland Indians and Pittsburgh Pirates, and working at all levels of the minors. He managed at Triple-A with the Minneapolis Millers, Phoenix/Tacoma Giants, Buffalo Bisons, Portland Beavers, Charleston Charlies and Oklahoma City 89ers. His teams won 1,993 games, losing 1,927 (.508) with four league championships.

He died in Laurel, Mississippi, at age 86.

• Johnson, Lloyd, ed., The Minor League Register. Durham, North Carolina: Baseball America, 1994.

• Career statistics and player information from Baseball Reference, or Baseball Reference (Minors)