Irwin, the 22 year old star of shows such as Crikey, It's the Irwins! and daughter of the late Steve Irwin, tied the knot with professional wakeboarder Chandler Powell in March of last year, and announced the gender of little Grace back in September.

According to the Instagram post above, Grace, full name Grace Warrior Irwin Powell, was born yesterday at 5:52 pm at 7 lbs 7 oz.

Little Grace is born into animal royalty, and she's already decked out in koalas. Congratulations!