The most decorated Olympian of all time, Michael Phelps has just welcomed his first child to the world in a beautiful Instagram post.
The 30 year old swimmer and his fiancee, former Miss Calafornia, Nicole Johnson are now joined by their first child together, son Boomer.
Michael and Nicole has spoken about their plans to wed after this years Olympics in Rio.
Michael famously retired from the sport after the 2012 London Olympics where he won six medals of a total 22.
However, this year will see the return of the 'greatest Olympian of all time' and with newborn son, Boomer looking on, Michael will be out to impress.
