Steve Irwin (1962–2006) was an Australian wildlife expert and television personality.

Stephen Irwin or Steve Irwin may refer to:

• Stephen Irwin (architect) (1944–2019), Canadian architect
• Steve Irwin (attorney) (born 1959), American attorney and politician
• Stephen Irwin (judge) (born 1953), Lord Justice of Appeal
• Stephen M. Irwin (born 1966), Australian novelist and filmmaker
• Steve Irwin (curler) (born 1982), Canadian curler
• Steve Irwin (rugby league) (born 1983), Australian rugby league player
• Steven Irwin (born 1990), English footballer
• Stephen Irwin (fl. 1990s–2010s), Ulster Defence Association member and perpetrator of the Greysteel massacre
• MY Steve Irwin, flagship of the Sea Shepherd Conservation Society

• Steve Erwin (1960–2023), American comic book artist

This disambiguation page lists articles associated with the title Stephen Irwin.
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