Yes. Maggie is Jake's older sister.
As far as I know, he's dated Kirsten Dunst (2 years off and on) and Jenny Lewis. Before Kirsten, there were rumors that Jake and his good friend Natalie Portman were dating a little, but that was...
no but he's daiting someone BUT HE SHOULD BE MARRIED TO GEMMA ARTERTON BUT SHES MARRIED TO SOME ITALIAN DOOD
Jake Gyllenhaal is 30 years old (birthdate: December 19, 1980).
yes he is single. dont ask him out he only loves you as a fan you know