Isadore Bernstein (November 26, 1876 – October 19, 1944) was an American screenwriter.

Isadore Bernstein was born in New York City on November 26, 1876.

He also worked as the West Coast studio manager for film producer and Universal Pictures co-founder Carl Laemmle, who was his brother-in-law.

[1] He died of a heart attack in the Hollywood neighborhood of Los Angeles on October 19, 1944, at the age of 67.

This article about an American screenwriter born in the 1870s is a stub.