It's a boy for Cynthia Nixon and Christine Marinoni!
Marinoni gave birth to the couple's son, Max Ellington Nixon-Marinoni, on Monday, February 7th, Nixon's rep confirms.
"Christine and baby are doing great," stated her rep.
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.