In 2000 she married Scott Foley (who played her love interest on the television show Felicity, where she had a recurring role) but separated and subsequently filed for divorce in 2003. Jennifer has been linked romantically with her 'Alias' co-star Michael Vartan and her 'Daredevil' co-star Ben Affleck.

Used to be a hostess at Isabella's restaurant in New York when she was trying to launch her acting career. Is a trained ballerina who initially left dance for theater acting. Shares a birthday with singer/songwriter Liz Phair, whose song, "Why Can't I?", was used in Jennifer's movie 13 Going On 30 (2004). One of her call signs on "Alias" is "Mountaineer." She was raised in West Virginia, and the Mountaineer is the mascot of West Virginia University

The Tonight Show with Jay Leno" playing "Herself" 12 January 2005 "Ellen: The Ellen DeGeneres Show" playing "Herself" 29 April 2004 "The Tonight Show with Jay Leno" playing "Herself" 23 April 2004 "Live with Regis and Kathie Lee" playing "Herself" 21 April 2004 "Total Request Live" playing "Herself" 21 April 2004 "Diary" playing "Herself" in episode: "Jennifer Garner: Spying on Superstardom" 17 April 2004