Thom Mayne (b. Westbury, Connecticut, 1944) is an American architect. He attended the University of Southern California and the Harvard University Graduate School of Design. Mayne captured media attention for his works Diamond Ranch High School, 1999 and the San Francisco Federal Building, 2006.
In addition to being the 2005 Pritzker Architecture Prize laureate, his honors include the Rome Prize from the American Academy of Design in Rome (1987), Member-Elect of the American Academy of Arts and Letters, the 2000 American Institute of Architect-Los Angeles Chapter Gold Medal in Architecture ; in 2001, the Chrysler Design Award of Excellence, in 2007, the Top Ten Green Project Award, from the American Institute of Architects Committee on the Environment, and in 2008, The Edward MacDowell Medal.
"Thom Mayne, who has been called the bad boy and angry young man of Los Angeles architecture, will be named today as the winner of this year's Pritzker Architecture Prize, considered the profession's highest honor.  Robin Pogrebin, "American Maverick Wins Pritzker Prize", New York Times, 2005.
Thom Mayne, with Michael Rotondi, founded Morphosis in 1972 being partners up to 1991.