Michael Phelps Welcomes His First Child!

Michael Phelps is officially a dad to a little boy!

The 30-year-old Olympian and his fiancée Nicole Johnson welcomed their son Boomer into the world on Thursday night (May 5).

Michael took to his Instagram to make the official announcement about the birth and let everyone know mom and baby are healthy and happy.

“Welcome Boomer Robert Phelps into the world!!! Born 5-5-2016 at 7:21 pm !!! Healthy and happy!!! Best feeling I have ever felt in my life!!! @nicole.m.johnson and Boomer both healthy!!! #boomerphelps �”� @boonestudios,” he captioned an adorable Instagram photo holding the newborn.