The swimmer shares sons Boomer, 8, Beckett, 6, Maverick, 5, and Nico with wife Nicole Phelps Michael Phelps' son is ...

Phelps and his wife Nicole Phelps recently celebrated their youngest son Nico's first birthday with a race car-themed party, sharing a series of photos in a joint Instagram post on Jan. 19.

Olympic swimmer Michael Phelps and wife Nicole Johnson shared a sweet glimpse into their son Nico’s car-themed party in honor of his first birthday.

After all, the 28-time Olympic gold medalist and his wife threw their son Nico an adorable car-themed party for his first birthday. “And just like that… we have a 1 year old,” Nicole gushed ...