John Caponera is a comedian and actor. He starred in the 1994 TV series The Good Life with Drew Carey as Caponera's co-star. (Carey recalls Caponera as "one of the nicest, funniest, and hardest-working guys I've ever known".) Caponera's Harry Caray impersonation is one of his trademark bits. His material receives frequent airplay on XM Radio comedy channels.

Caponera played the part of Dave in the Bryan Spicer film For Richer or Poorer starring Tim Allen and Kirstie Alley as well as dozens of other acting parts.