Date of Birth: May 25, 1898
Place of Birth: New York City, New York, U.S.
Date of Death: December 10, 1990
Place of Death: Los Angeles, California
Ethnicity: Ashkenazi Jewish
Armand Hammer was an American businessperson. He ran the company Occidental Petroleum, specializing in oil and gas, from 1957 until 1990, his death.
Armand was the son of Rose (Lifschitz/Robinson) and Julius Hammer. His parents were Jewish immigrants from the Russian Empire. His father was born in Odessa.
Armand’s paternal grandfather was named Jacob Hammer.
Armand’s great-grandson is actor Armie Hammer.
Sources: Armand Hammer on the 1910 U.S. Census – https://familysearch.org
Obituary of Armand Hammer – http://articles.latimes.com