Cleotha 'Chico' Walker (born November 25, 1957) is a former utility man in Major League Baseball who played for four teams in all or part of eleven seasons spanning 1980-1993. Listed at 5' 9", 170 lb., Walker was a switch hitter and threw right-handed.

Well known for his versatility, Walker played in at least 40 games at five different positions in his career, while appearing at third and second bases, and all three outfield positions.

His most productive season came in 1992, when he posted a combined .289 batting average with 38 RBI in 126 games for the Cubs and Mets, all career numbers.

In addition, Walker spent 19 seasons in the Minor Leagues, compiling a .269 average with 154 home runs and 725 RBI in 1646 games.

Walker also played in Mexico, the Dominican Republic, Venezuela and Puerto Rico, and had a stint as a manager with the Cook County Cheetahs of the Frontier League in 1999.

While playing for Triple-A Pawtucket Red Sox, Walker participated in the longest game in professional baseball history. It lasted for 33 innings spread over two months, with eight hours and 25 minutes of playing time. 32 innings were played on April 18-19, 1981 at McCoy Stadium in Pawtucket, and the visiting Rochester Red Wings were knotted 2-2 with the Red Sox. The 33rd and final inning took place on June 23 and Pawtucket finally won, 3-2.