Birthday wishes go out to Mayim Bialik, Bill Nighy and all the other celebrities with birthdays today. Check out our slideshow below to see photos of famous people turning a year older on December 12th and learn an interesting fact about each of them.

Top celebrity birthdays on December 12, 2025

Actor Bill Nighy turns 76

Fun fact: His middle name is Francis.

Actress Jennifer Connelly turns 55

Fun fact: Has appeared in multiple music videos including songs for Duran Duran and Roy Orbison.

Actress Madchen Amick turns 55

Fun fact: Recently appeared in an episode of “Brilliant Minds.”

Actress Mayim Bialik turns 50

Fun fact: Was nominated for a Primetime Emmy for her work hosting “Jeopardy!”

Actress Sky Katz turns 21

Fun fact: Appeared in the film “One Stupid Thing” earlier this year

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