"Kelly Rowan gave birth to a happy and healthy baby girl in Los Angeles on April 28," says the spokesperson. "Mom and daughter are doing great."
According to the rep, Rowan recently split from her fiancé, Canadian businessman David Thomson.
The Ottawa-born Rowan, 42, played Adam Brody's mom and Peter Gallagher's wife on the Fox series. She also served as executive producer of In God's Country, a movie for Lifetime in which she starred.