Tatum is a surname. Notable people with the surname include.
Art Tatum, American jazz pianist
Beverly Daniel Tatum, American university president
Bradford Tatum, American actor
Channing Tatum, American actor
Charles "Chuck" Tatum, American World War II veteran
Donn Tatum, American president of Walt Disney
Drederick Tatum, a fictional character on The Simpsons
Edward Lawrie Tatum, American geneticist
Jack Tatum, American football player
Jim Tatum, Major League Baseball Player
John Tatum (disambiguation), multiple people
Johnny Tatum, American rodeo clown
Kelvin Tatum, Former British speedway rider
Kinnon Tatum, American football player
Larry Tatum, martial artist
Reece "Goose" Tatum, American basketball player
Robert Tatum, American mountain climber