John Ratzenberger (born April 6, 1947, in Bridgeport, Connecticut, U.S.) is an American actor, voice actor, entrepreneur, and television host. He began his career in theater and television after spending several years working and traveling in Europe. Early acting roles gradually led to greater recognition in both comedy and film.
He gained widespread fame as Cliff Clavin on Cheers, one of television’s most popular sitcoms. He later became known for voicing characters in every Pixar feature film from Toy Story onward, including Hamm the piggy bank. Known for warmth, humor, and a distinctive voice, he became a beloved presence across television and animation.
He has remained active through voice acting, hosting, and advocacy for skilled trades and vocational education. His long association with Pixar made him a unique figure in animation history. With decades of success in television and family entertainment, he remains a respected and recognizable performer.