Charles Joseph Baker (born December 6, 1952) is a former middle infielder and third baseman in Major League Baseball who played for the San Diego Padres and Minnesota Twins in parts of three seasons spanning 1978–1981.

Born in Seattle, Washington, Baker was signed by the San Diego organization out of Loyola Marymount University, where he earned a degree in engineering.

Baker entered the Majors in 1978 with the Padres, returning with them in 1979 before joining the Twins (1981) as part of a transaction for Dave Edwards.

In a three-year career, Baker posted a batting average of .185 (27-for-146) in 93 games, including two doubles and three triples, driving in nine runs while scoring 14 times.

Baker played winter baseball with the Leones del Caracas club of the Venezuelan League during the 1977–1979 seasons.