Sorkin was born in New York, the son of Joan Ross Sorkin, a playwright, and Laurence T. Sorkin, a partner at the law firm Cahill Gordon & Reindel. His family is Jewish. Sorkin graduated from Scarsdale High School in 1995 and earned a Bachelor of Science from Cornell University in 1999 where he was a member of Sigma Pi fraternity. He is not related to Aaron Sorkin or noted defense lawyer Ira Lee Sorkin.