Olivia Thirlby’s ethnicity is often described as Ashkenazi Jewish. Ashkenazi Jews are a Jewish ethnic group with origins in Central and Eastern Europe. Olivia’s Ashkenazi Jewish heritage adds to the diversity and richness of her background.

Thirlby in 2012, image via Joe Seer /Bigstock.com. Birth Name: Olivia Jo Thirlby. Place of Birth: New York City, New York, U.S. Date of Birth: October 6, 1986. Ethnicity: *Ashkenazi Jewish (mother) *possibly English (father) Olivia Thirlby is an American actress. She is married to Jacques Pienaar.