Simon Helberg is 44 years and 0 month(s) old. He was born in 9 Dec, 1980. Simon Helberg is an American television actor and comedian, who made his mark with the role of an Aerospace engineer in the widely acclaimed sitcom, The Big Bang Theory currently in its 7th successive season with much success. At the age of 26, he finally decided to marry his long-time girlfriend and actor/producer Jocelyn Towne in 2007.