Maryse gave birth to Monroe Sky Mizanin at 11:40 PM PT on Tuesday, March 27 at seven pounds, five ounces.
The Miz made the announcement on Instagram.
Maryse has been mostly off of TV since she publicly announced her pregnancy on September 11, 2017.
Miz and Maryse have been shooting an upcoming reality show, “Miz & Mrs.” which will air on USA Network some time later this year.