Mom actor French Stewart became a dad on June 28, when his wife, Vanessa, gave birth to a baby girl, Helene Claire Credit: Paul A. Hebert/Getty Images

Welcome to the world, baby Helene! 3rd Rock From the Sun alum French Stewart became a first-time father this summer when his wife, Vanessa, gave birth to a daughter.

The couple's baby girl was born at 7 a.m. on Friday, June 28, in West Hollywood, the actor's rep confirms to Us Weekly. Her name is Helene Claire.

Stewart, 49, has a busy few months ahead of him. In addition to a new baby, he has a new show -- the CBS sitcom Mom, starring Anna Faris and Allison Janney.

"I love TV. My wife and I just had a baby so the schedule is perfect," he tweeted to a fan on July 29. "Really fun to do a sitcom."