It's a girl for Ron Livingston and Rosemarie DeWitt

Actors Ron Livingston, 45, and Rosemarie DeWitt, 38, are now parents! Just in case you can't place him, Ron was the POST-IT-NOTE-BREAKUP guy, Burger, on Sex in the City, and you might remember him from Office Space, among other great stuff. LOVE! And you might remember Rosemarie from Promised Land.

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"[Ron and Rosemarie] are thrilled to announce the arrival of their daughter, Gracie James Livingston," their reps confirmed to People Magazine.

Pretty name! Gracie was born last month — Monday, April 29.

Wonder if he hates post-its now. I mean, he's practically synonymous with them. Heh.

Congrats to the family!

Read more: First-time celebrity dads over 45>

LOVE! xo Haley-O