It's a baby girl for "CSI: NY" co-star Anna Belknap.

People is reporting that Belknap and husband Eric Siegel added a daughter to our nation's population on Sunday, Jan. 14. The magazine was unable to provide details on name or baby dimensions.

Belknap plays Detective Lindsay Monroe on the hit CBS drama. Her earlier credits include the short-lived procedurals "Medical Investigation" and "The Handler."

Hubby Siegel is also an actor with credits like "Big Monster on Campus" and a multi-episode stint on "The Guardian."

The child is the couple's first.