Birth Name: Grant A. Heslov
Place of Birth: Los Angeles, California, United States
Date of Birth: May 15, 1963
Ethnicity: Ashkenazi Jewish
Grant Heslov is an American actor, film producer, screenwriter, and director. He is the son of Kerrie, a businessperson, and Arthur Heslov, a dentist. Grant was raised in Palos Verdes, California. He is married to producer Lysa Hayland-Heslov.
Grant’s maternal grandfather’s surname is Rosen.
Source: Obituary of Grant’s father – http://jewishjournal.com