Date of Birth: December 17th 1974
Ribisi, who is Sicilian-American, was born in Los Angeles, California to Gay Landrum, a talent agent, and Albert Ribisi, a musician. He is the twin brother of actress Marissa Ribisi, and has another sister, Gina Ribisi.
Ribisi has also appeared on the video of British band Keane's single Crystal Ball, which was released worldwide on August 21, 2006. He also appeared with Winona Ryder and John C. Reilly in Jon Spencer Blues Explosion's music video "Talk About The Blues".
Ribisi was married to Mariah O'Brien from March 18, 1997 through November 3, 2001; the couple had a daughter, Lucia, born in December 1997 and named after the doomed heroine in the Donizetti opera, Lucia di Lammermoor. His twin sister, Marissa, is also a Scientologist and is married to Scientologist indie-rocker Beck
Ribisi is an active Scientologist, and participated in the gala opening of Scientology's controversial "Psychiatry: An Industry of Death" Museum in December 2005.