Birth Name: Tatum Beatrice O’Neal
Place of Birth: Los Angeles, California
Date of Birth: November 5, 1963
Ethnicity: English, Irish, 1/8th Ashkenazi Jewish
Tatum O’Neal is an American actress. Her parents are actors Ryan O’Neal (born Charles Patrick Ryan O’Neal) and Joanna Moore (born Dorothy Joanne Cook).
Her father has Irish, English, and one quarter Ashkenazi Jewish (from Germany and Poland), ancestry. Her mother had English ancestry.
Tatum’s paternal grandfather was Charles Eldridge O’Neal, a screenwriter (the son of Charles Samuel O’Neal and Elizabeth Maude Duffey). Charles Samuel O’Neal was born in South Carolina, and had Irish and English ancestry. Elizabeth was born in Mallinger, Ireland.
Tatum’s paternal grandmother was Patricia Ruth O’Callaghan, an actress (the daughter of Richard E. O’Callaghan and Mathilde “Tillie” Pius). Richard was born in Ireland. Mathilde was Jewish, and was the daughter of Gustave “George” Pius and Rebecca “Regina” Iglick. Gustave was a German Jewish immigrant, the son of Moses Pius and Esther. Rebecca was born in Schrimm, now Srem, Poland, to a Jewish family. She was the daughter of Simon Iglik (the son of Moses Iglik and Rifka/Rebecca) and Dore Adam (the daughter of Schmul Adam and Reisel).
Tatum’s maternal grandparents were Henry Anderson Cook III (the son of Henry Anderson Cook II and Mamie Lou Tatum) and Dorothy Martha English (the daughter of William Matthew English and Corrie Kendrick Trussell).
Sources: Genealogy of Tatum O’Neal – http://www.geni.com
Marriage record of Tatum’s paternal grandparents, Charles Eldridge O’Neal and Patricia Ruth O’Callaghan – https://familysearch.org
Genealogy of Tatum’s father (focusing on his own father’s side) – http://worldconnect.rootsweb.ancestry.com
Tatum’s paternal great-grandmother, Mathilde “Tillie” Pius, on the 1880 U.S. Census – https://familysearch.org
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