Born March 6, 1947, in Bronx, NY; son of Carl (a comedian, actor, writer, producer, and director) and Estelle (an actress; maiden name, Lebost) Reiner; brother of Lucas Reiner (an actor, director, and writer); married Penny Marshall (an actress, director, and producer), April 10, 1971 (divorced, c. 1980); married Michele Singer (a photographer), May 19, 1989; children: (first marriage) Tracy (stepdaughter; an actress); (second marriage) three, including Romyand Nick.