Zimbio, in photo: Mary-Louise Parker, boyfriend Billy Crudup
3. Mary-Louise Parker dated Billy Crudup
1996 - 2003

Bily Crudup and Mary-Louise Parker dated from 1996 to 2003. Crudup left Parker when she was 7 months pregnant with their son William Atticus Parker, who was born in January 2004. Rumor has it Crudup left her for his 'Stage Beauty' co-star Claire Danes, but he has denied the claims.