Chad Lowe and Kim Painter Chad Lowe and Kim Painter

Former 24 star Chad Lowe has a new reason to stay up all night: a baby girl. The actor's girlfriend, producer Kim Painter, gave birth to the couple's first child, a daughter named Mabel Painter Lowe, on Saturday.

"Everybody is healthy and happy," his rep tells Us Weekly.

Lowe, who most recently guest-starred on Bones, has been dating Painter since 2007, a year after he divorced Hilary Swank.

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