Zosia Russell Mamet is an American actress and musician who has appeared in television series including Mad Men, United States of Tara and Parenthood, and played the character Shoshanna Shapiro on the HBO original series Girls. She stars as Annie Mouradian in the HBO Max original series The Flight Attendant.
In a January 2013 New York Times Magazine profile, Mamet said that her first name is pronounced ZAH-shah ("like Sasha with a Z").
Zosia's father is Ashkenazi Jewish (from a family from Russia and Poland). Zosia's mother has English, Scots-Irish (Northern Irish), German, and Welsh ancestry.
Her name pronounced as "ZAW-shah". It's nickname of Polish-Greek name Zofia meaning "wisdom".