Bruce Willis' wife has given birth to a girl.

The Hollywood hardman and his spouse Emma Heming Willis announced they were expecting their first child together in October last year.

According to ET Online, Emma gave birth to the little girl in Los Angles yesterday.

"The couple have named their 9lbs. 1oz. daughter Mabel Ray Willis and are overjoyed' about their newborn baby girl," the website reports.

Mother and baby are said to be doing well, although no further information is currently available.

Bruce, 57, and Emma, 33, confirmed they were expecting a daughter in January and were said to be thrilled by the news.

"Bruce is going to have another baby girl in his life. He is overjoyed," a source told Life & Style magazine.

"They're very happy about their new baby coming into the world. Bruce has been doting on Emma and has been very sweet with her."

Bruce and Emma tied in the knot in 2009. He already has three daughters with his ex-wife Demi Moore - Rumer, 23, Scout, 20 and 18-year-old Tallulah.