Gwyneth Paltrow married television producer Brad Falchuk in New York's Hamptons on Saturday afternoon.
E! News said the couple exchanged wedding vows in the yard of a private home.
The Seinfelds hosted a rehearsal dinner for the Oscar-winning actress and Falchuk on Friday.
The "Iron Man" and "Shakespeare in Love" actress, 46, and the "Glee" and "American Horror Story" co-creator, 47, announced their engagement in January after dating for more than three years.
Falchuk has two children with his ex-wife Suzanne.