In 2015, Benjamin was seen having romantic love affairs with Morena Baccarin. Morena Baccarin is an actress and she is his Gotham co-star. They are dating each other as boyfriend and girlfriend for several months and they also revealed that they are about to get married and be each other’s loving husband and wife. Morena Baccarin got divorced with her ex husband Austin Chick in 2016.
As a child, Benjamin joined St. Andrew's Episcopal School. He also attended Austin High School where he played for the school's football team as a defensive back. In 1997, he joined University of Virginia with a major in foreign affairs and economics. He graduated from there in 2001. In 2002, he made his acting debut by starring the role of Tim Ruskin in the TV series The District. The following year, he appeared in the TV series like JAG and The O.C.. For starring the role of Ryan Atwood in the TV series The O.C., he earned the salary of $25,000 per-episode. He made his feature film debut in 2005 by starring the role of Johnny Johnsten in the movie Junebug. Two years later he appeared in the movie 88 Minutes. His net worth is $13 million.