Happy Birthday

Law & Order's Mariska Hargitay turns 45 today. Developer Bruce Ratner is turning 64. Broadway heir James L. Nederlander Jr. is 49. Citigroup investment banking chief (and Obama BFF) Raymond McGuire turns 52. Tiffani-Amber Thiessen is 35. Legendary French actress Jeanne Moreau is 81. And Princess Caroline of Monaco is turning 52. Weekend birthdays after the jump!

On Saturday: Mischa Barton (23); Ed Helms (35); Barnard president Judith Shapiro (67); Neil Diamond (68); Fox News Channel's Rick Leventhal (49); interior designer Charlotte Moss (58); actor Matthew Lillard (39); former Olympic gymnast Mary Lou Retton (41); and gynecologist/comedian Rand Pink, our most devoted reader, who is turning 52.

On Sunday: Alicia Keys (28); Nobel winner Paul Nurse (60); socialite and philanthropist Carroll Petrie (81); actress Ana Ortiz (38); architect Bernard Tschumi (65); Etta James (71); and NOW president Kim Gandy, who will be turnning 55.