| First Name | Jake |
| Middle Name | Benjamin |
| Last Name | Gyllenhaal |
| Full Name at Birth | Jacob Benjamin Gyllenhaal |
| Other Names | Jake GyllenhaalJacob |
| Age | 31 |
| Date of Birth | December 19, 1980 |
| Birthplace | Los Angeles, CA |
| Height | 6' (183 cm) |
| Build | Athletic |
| Eye Color | Blue |
| Hair Color | Brown - Dark |
| Distinctive Features | Deep Blue EyesAmazing BodyBig smile |
| Star Sign | Sagittarius |
| Religion | Jewish |
| Ethnicity | White |
| Nationality | American |
| High School | Harvard-Westlake private high school (class of 1999) |
| University | Columbia |
| Occupation | Actor |
| Occupation Category | Actor |
| Claim to Fame | Donnie Darko, Brokeback Mountain and Prince of Persia: The Sands of Time. |
| Official Website | jakegyllenhaal.comiheartjake.com |
| Father | Stephen Gyllenhaal |
| Mother | Naomi Gyllenhaal |
| Brother(s) | Peter Sarsgaard (Brother-In-Law) |
| Sister(s) | Maggie Gyllenhaal |
| Friends | Lance Armstrong, Matthew McConaughey, Natalie Portman, Bryce Dallas Howard, Jessica Simpson, Jennifer Aniston, Ryan Phillippe, Peter Saargard, Heath Ledger, Reese Witherspoon (now girlfriend), Ellen Degeneres, Michelle Williams, Adam Levine, Tobey Maguire, Alex Greenwald |
| Pets | Atticus (Dog - German Sheperd)Boo (Dog - mix) |
| Favorite Places | New York City |
Jacob Benjamin "Jake" Gyllenhaal (born December 19, 1980) is an American actor. The son of director Stephen Gyllenhaal and screenwriter Naomi Foner, Gyllenhaal began acting at age ten. He has appeared in diverse roles since his first lead role in 1999's October Sky, followed by the 2001 indie cult hit Donnie Darko, in which he played a psychologically troubled teen and onscreen brother to his real-life sister, actress Maggie Gyllenhaal. In the 2004 science-fiction film The Day After Tomorrow he portrayed a student caught in a cataclysmic global cooling event, alongside Dennis Quaid as his father. He then played against type as a frustrated Marine in Jarhead (2005). The same year, he garnered critical acclaim and an Academy Award for Best Supporting Actor nomination as Jack Twist in the film Brokeback Mountain opposite Heath Ledger.
Selected Jake Gyllenhaal film and TV show credits: