"A Baby Changes Everything" is a song by American country singer Faith Hill.

It was her thirteenth single release to AC radio, and in late 2008, the song spent three weeks at number one on the Billboard Adult Contemporary chart.

The song is the tale of a pregnant teenage girl faced with the uncertainty of her future and coming to terms with the fact that her life is about to change.

In the bridge of the song, it is revealed that the teenaged girl and baby in question are in fact the virgin Mary and Jesus Christ.

36, giving Hill her thirty-fifth Top 40 single on the country chart.