Charles Steven Cox (born October 31, 1974) is an American former professional baseball first baseman.

In 2002, he was a regular starter at first base and as a designated hitter appearing in 148 games, hitting .254/.330/.396 with 30 doubles, 16 home runs and 72 RBIs.

Cox played himself in the background of The Rookie, the 2002 film about his Devil Rays teammate, Jim Morris.

[3] During the 2002 offseason, Cox who was coming off a career-best season, surprisingly, decided to leave the Rays and the MLB behind to play for the Yokohama BayStars of the NPB.

He returned briefly to the Devil Rays organization, playing 19 games for the Durham Bulls during the 2005 season, where he hit .210/.329/.436 with 3 home runs and 9 RBIs before retiring.