When Martin (Mortimer) Nathan Margolin and his twin brother Lawrence were born on June 30, 1923, in Chicago, Illinois, their father, Benjamin, was 43, and their mother, Minnie, was 37. He married Florence Hershkowitz on February 12, 1956, in Los Angeles, California. They had three children during their marriage. He died on December 13, 2016, in Northridge, California, at the age of 93.

He was a highly regarded Structural Engineer who worked until a month before he passed away. The company he last worked for dedicated their new building to him!