Bruce Willis and Emma Heming

Bruce Willis and his wife Emma Hemming welcomed a baby girl in Los Angeles Sunday, People reports.

The proud parents "are overjoyed about the newest member of their family. Both mother and baby are healthy and doing beautifully," Willis' rep tells the magazine.

Check out photos of Bruce Willis

Mabel Ray Willis is the couple's first child together, and the fourth overall for Willis. His has three other children, Rumer, Scout, and Tallulah, from his marriage to Demi Moore.

Willis, 56, and his model/designer wife, 35, married in March 2009.