It's a Boy for Jo Dee Messina!

Congrats to country music star Jo Dee Messina and husband Chris Deffenbaugh, who welcomed their first child, a son named Noah Roger, on Monday in Nashville.

E! News is reporting the healthy boy weighed in at 6 lbs., 15 oz. Messina, 38, who tunes include "Bye, Bye," "That's the Way" and "Bring on the Rain," married Deffenbaugh, who owns an audio equipment business, in 2007.