Marcos “Chino” Maidana's daughter, Emilia, was born Monday evening.

The newly-crowned WBA welterweight titleholder announced her birth on his Twitter account.

"Welcome to this world to Emilia, Chino Maidana's & Mariana's daughter," the announcement read.

Maidana has a May 3 unification bout with RING and WBC 147-pound champion Floyd Mayweather Jr. at the MGM Grand in Las Vegas.