Quadzilla may refer to:
A. J. Dillon (born 1998), American former Boston College and current Philadelphia Eagles running back Paul Demayo (1967–2005), American professional bodybuilder Robert Förstemann (born 1986), track cyclist Tom Platz (born 1955), American professional bodybuilder Suzuki LT500R (1987-1990) fastest two-stroke quad made stock Mo Sanders (born 1971), American roller skater Spencer Strider (born 1998), American baseball pitcher, currently on the Atlanta Braves Jordan Watson (born 1987), English Muay Thai kickboxer A racing waterslide at Noah's Ark Water Park in Wisconsin