Saturday, Apr 17
| Full Name | Mark David Duplass |
| Profession(s) | American Film Director and Producer, Actor, Musician, Screenwriter, and Author |
| Real Name | Mark Duplass |
| DOB (Date of Birth) | 7 December, 1976 |
| Birth Zone | New Orleans, Louisiana, U.S |
| Zodiac sign | Sagittarius |
| Nationality | American |
| Hometown | New Orleans, Louisiana |
| Religion | Roman Catholic |
| Hobby | Unknown |
| Height (approx.) |
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| Weight (approx.) |
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| Eye Color | Brown |
| Hair Color | Light Brown |
| Father | Lawerence Duplass |
| Mother | Cynthia (née Ernst) |
| Brother | Jay Duplass (American film Director, Author, and Actor) |
| Sister | Unknown |
| Marital Status | Married |
| BF/GF/Affairs | Katie Aselton |
| Spouse/Husband | Katie Aselton (American Actress, Film Director and Producer) |
| Marriage Date | August 26, 2006 |
| Son | Unknown |
| Daughter(s) | Molly Duplass (born 2012), Ora Duplass (born December 24, 2007) |
| School | Jesuit High School, New Orleans, Louisiana |
| College/University |
University of Texas at Austin, Texas, United States City University of New York-City College, U.S.A |
| Educational Qualification | Graduate |
| Favorite Food | Unknown |
| Favorite Actor | Unknown |
| Favorite Actress | Unknown |
| Favorite Singer | Unknown |