Place of Birth: Los Angeles, California, U.S.
Date of Birth: February 17, 1965
Ethnicity: publicly unknown (raised Jewish)
Michael Bay is an American filmmaker.
Michael was adopted as an infant by Harriet (Markowitz) and Sheldon James “Jim” Bay. Michael’s adoptive parents were Jewish, and he was raised Jewish and had a Bar Mitzvah ceremony.
Michael’s adoptive father’s parents were Samuel Leon Bay and Esphira Shapira-Kaplan. Samuel was born in Russia.
Michael’s adoptive father’s brother, Mordecah Wolfe Bay, is the father of Susan (Bay) Nimoy, who was married to actor Leonard Nimoy.
Source: Genealogy of Michael Bay (focusing on his adoptive father’s side) – http://www.geni.com