Jean Dujardin is a dad for the third time!

The 43-year-old Oscar winner welcomed his first child, a baby girl named Jeanne, with his girlfriend, Nathalie Péchalat, 31, on Saturday, Dec. 5, a source confirmed to People.

jean dujardin and nathalie péchalat

Jean and Nathalie in June 2015.

The little one — who weighed 6 pounds, 4 ounces at birth — joins Jean’s two older sons, Simon, 14, and Jules, 13, from his first marriage to Gaëlle Dujardin.

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The Artist star and Nathalie, a former Olympic ice dancer, have been dating for more than a year and announced they were expecting a baby together in June. In addition to his union with Gaëlle, Jean was previously married to French actress Alexandra Lamy from 2009 until 2013.

Congratulations to Jean and Nathalie on their new addition!