|Place of birth||Chicago, Illinois, USA|
|Date of birth||July 14, 1970|
Nina Siemaszko, born July 14, 1970 in Chicago, Illinois, USA, is an actress. He plays Holly in the ABC series Sports Night. She guest stars in the first season finale "What Kind of Day Has it Been?". She had previously appeared in the film The American President, which was written by Sports Night creator Aaron Sorkin. Sorkin cast her again in his series The West Wing in the recurring role of Ellie Bartlett. She is also known for her roles in The Artist, Suicide Kings, and Airheads.