Shaun Micallef is an Australian actor, comedian and writer.

After ten years of working in insurance law as a solicitor in Adelaide, Micallef moved to Melbourne to pursue a full-time comedy career in 1993. He first gained recognition as a cast member of the sketch comedy show Full Frontal, which led to a number of television roles including his own sketch show, The Micallef P(r)ogram(me), the sitcom Welcher & Welcher and the variety show Micallef Tonight.

He also fronted the satirical news comedy series Newstopia on SBS, hosted the game show Talkin' 'Bout Your Generation on Network Ten for four seasons, and Shaun Micallef's Mad as Hell on the ABC. He also co-created and starred in Mr & Mrs Murder on Network Ten. In addition to his television work Micallef has appeared on stage, most notably in the Australian production of Boeing Boeing and on radio as the co-host of Melbourne station Vega 91.5 FM's morning program.

He is also a published author with his books including: Smithereens (2004, re-released 2011), Preincarnate (2010) and The President's Desk (2014).