Zac Brown Zac Brown

Zac Brown has a new woman in his life: His fourth baby girl.

The country singer's wife, Shelly, gave birth to Joni Mason Brown on Wednesday morning at their Atlanta area home, according to The Associated Press.

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Joni, who weighed in at 7 pounds, 14 ounces, joins sisters Justice, 4, Lucy, 2, and Georgia, 1.

The Zac Brown Band is nominated for four Grammy Awards, which will air Sunday, Feb. 13 at 8/7c on CBS.