Julianne Moore is one proud mama and recently ... in response to Liv's striking resemblance to her famous mom. "Happy Birthday to Liv and to mama👏👏," yet another person wrote.

Amy Sedaris, Leslie Mann, Bella Thorne, Rita Wilson and more wished Liv a happy birthday. Julianne and husband Bart Freundlich, whom she married in 2003, share Liv and son Caleb Freundlich.

Julianne Moore is celebrating daughter Liv ... Bart Freundlich — Moore began the caption of her post, writing, "Happy happy birthday to my beautiful, thoughtful, kind, intelligent, insightful ...