Birth Name: Eugene Maurice Orowitz
Place of Birth: Queens, New York, U.S.
Date of Birth: October 31, 1936
Michael Landon was an actor, screenwriter, and director. He was born Eugene Maurice Orowitz on October 31, 1936 in Queens, New York and died on July 1, 1991 in Malibu, California. He is the father of actress Jennifer Landon and screenwriter Christopher Landon.
His paternal grandfather was Moses Horowitz and his paternal grandmother was Bessie Solositzky. Both were of Jewish ancestry.
His maternal grandfather was William Joseph O’Neill, who was of Irish ancestry. His maternal grandmother was named Mary and she was born in England to an Irish fater. Her mother appears to have been of Irish heritage, though that is not certain.
Here is a link to his who is complete on his father’s side of the family.