Lionel Shriver, born Margaret Ann Shriver on May 18, 1957, is an American author and cultural commentator. She changed her name to Lionel at age 15. Shriver was educated at Barnard College of Columbia University, earning both a BA and an MFA. She has lived in various international locations, including Israel, Nairobi, Bangkok, Belfast, and London, and currently resides in Portugal.

Shriver has written 17 novels.