John Campbell (born July 7, 1955) is an American jazz pianist.
He studied piano privately as a youth, then attended University High School (Normal) (class of 1973).
He briefly attended Illinois State University where he was known nearly as well for his vibes work as for his piano playing.
He has worked with Buddy DeFranco, Terry Gibbs, Stan Getz, Eddie Harris, James Moody, Charles McPherson, Clark Terry, and Mel Tormé.
Campbell has recorded as a soloist on John Campbell at Maybeck (Concord Jazz, 1993) and in various trios, such as After Hours (Contemporary, 1988) with bassist Todd Coolman and drummer Gerry Gibbs, and Workin' Out (Criss Cross Jazz, 2001) with bassist Jay Anderson and drummer Billy Drummond.