Cynthia Nixon & Christine Marinoni Welcome a Son

Christine Marinoni (left) and Cynthia Nixon

Anita and Steve Shevett

updated 02/08/2011 AT 11:45 AM ET

originally published 02/08/2011 AT 12:15 PM ET

It’s a boy for Cynthia Nixon and Christine Marinoni!

Marinoni gave birth to the couple’s son, Max Ellington Nixon-Marinoni, on Monday, Feb. 7, Nixon’s rep confirms.

“Christine and baby are doing great,” her rep tells PEOPLE.

Nixon, 44, and Marinoni, 43, began dating in 2004 and announced their engagement in 2009. The Sex and the City star has two children, Samantha, 14, and Charles, 8, from her previous relationship with teacher Danny Mozes.


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