Chris Ivery and Ellen Pompeo
Denise Truscello/WireImage
The Grey's Anatomy star, 39, and husband Chris Ivery welcomed a daughter, Stella Luna Pompeo Ivery, on Sept. 15 in Los Angeles, her rep confirms to PEOPLE.
The couple – who wed in 2007 – announced the pregnancy in April.
There's been quite the baby boom on the Grey's set – costar Katherine Heigl recently adopted a daughter, 10-month-old Naleigh, while Chyler Leigh is also a new mom to daughter Anniston Kae, 4 months.
• Reporting by MICHELLE TAN
