The adorable baby girl, named Dylan Skye Bosh, was born 5:55 a.m. Monday.
She weighed 6 lbs., 14. oz and was 19 inches long. She joins her brother Jackson, 1, and half-sister, Trinity, 5.
The couple, who married in 2011, took to social media to share their joy.
"What a perfect day to witness a miracle and be humbled by the beautiful process of Life and Love, " Mrs. Bosh wrote on Instagram. Her hubby, who stands at 6'11", tweeted he that felt like he was 10 feet tall right now, "very happy to welcome another child to the world!"