Credit: Todd Williamson/

Mark Wahlberg and his wife Rhea Durham have welcomed a baby girl, has confirmed.

Contrary to other reports, they have named the baby Grace Margaret.

The girl joins the couple's three other kids, Ella Rae, 6, Michael, 3 ½, and Brendan Joseph, 1.

Wahlberg, 38, and Durham wed last August.

He has credited her and their children with helping him shake his former bad boy ways.

"We continue to grow in our relationship," he previously Us.

"I was not prepared to be married ... when I was 20 or 30," he said. "Committing to making it work and all the other things that go into building a solid foundation is where I'm at now."