Joseph Melton Oliver (born July 24, 1965) is an American former catcher in Major League Baseball (MLB) and current manager in Minor League Baseball.
During his 19-year professional playing career (1983–2001), he played for seven different MLB teams, and was a member of the World Series-winning 1990 Cincinnati Reds.
Oliver is currently the manager of the Portland Sea Dogs, Double-A affiliate of the Boston Red Sox.