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Senator and former presidential candidate John Kerry turns 66 today. Actress, comedian and TV host Mo'Nique is turning 42. Jermaine Jackson is 55. Motley Crew's Nikki Sixx is 51. Montana Senator Max Baucus turns 68 today. Mos Def is turning 36. One-time reality TV star Lisa Gastineau is 50. Bay boy Brit chef Marco Pierre White is 48. And '80s actresses Teri Garr and Donna Mills are turning 65 and 67, respectively. A handful of weekend birthdays are below.

Saturday: Former mayor Ed Koch (85); Jennifer Connelly (39); actor Tom Wilkinson (61); Hollywood producer Paula Wagner (63); Fox Business anchor Liz Claman (46); Rory Kennedy (41); model Bridget Hall (32); Dionne Warwick (69); and actress Mayim Bialik (34).

Sunday: Federal Reserve chairman Ben Bernanke (56); Dave Zinczenko (40); Steve Buscemi (52); Jamie Foxx (42); Taylor Swift (20) Dick Van Dyke (84); and Governor Tom Vilsack (59).