Navi was born June 5, 1977 in Malibu, California. She is an American actress.
After graduating she moved to Los Angeles to pursue acting. Quickly she found a manager and did some smaller jobs. In 2003 she got her first big break when she landed the role of Theresa Diaz on the hit series The O.C.
As of 2003 she plays Amita Ramanujan, a mathematician at CalSci and a FBI consultant, on the hit series Numb3rs.