Marin Elizabeth Hinkle (born March 23, 1966) is an American actress, known for playing the role of Judith Harper-Melnick, Alan Harper's ex-wife on the hit series Two and a Half Men and her role as Judy Brooks the sister of the series lead Lily Manning on Once and Again.
Hinkle started her career on the soap Another World. She also portrayed Judy Brooks on ABC's cancelled show Once and Again from 1999-2002.
She has made several guest appearances on different shows such as Spin City, Law & Order: SVU, Without a Trace, ER, House, and twice as different characters on Law & Order.
Hinkle currently costars on the CBS hit show Two and a Half Men with Ashton Kutcher and Jon Cryer as Alan's neurotic ex-wife, Judith.
She has had several small roles in films such as I'm Not Rappaport, Frequency, The Next Big Thing, I Am Sam and Dark Blue. She has also performed on the stage, for example in 2005 as Miss Julie, opposite Reg Rogers, in the 1888 play of that name by August Strindberg (Rattlestick Playwrights Theatre, New York) (see New Yorker, 30 May 2005). Hinkle has also appeared in the thriller genre, starring in the 2008 thrillers Quarantine and The Haunting of Molly Hartley.
Hinkle was born in Dar es Salaam, Tanzania, the daughter of Margaret R. (Polga) Hinkle, a Justice of the Superior Court of Massachusetts, and Rodney Hinkle, a college dean and teacher. She attended Brown University and New York University's Graduate Acting Program at the Tisch School of the Arts, graduating in 1991. .
She originally planned to be a professional ballerina, but after an ankle injury permanently ended the possibilities at the age of 16, she decided to take up acting.
She has been married to Randall Sommer since 1998, and has one child.