SF3 may refer to:
Video games Secret Files 3, a 2013 point-and-click adventure game Shining Force 3, a video game Star Fox Adventures, the third game in the overall Star Fox franchise Street Fighter III, a video game Syphon Filter 3, a video game
Other uses The Saab 340 turboprop airplane SmartFone FlickFest, an Australian film festival Sulfur trifluoride, a chemical compound