Daniel Cormier

Daniel Cormier[7] (born March 20, 1979) is an American mixed martial artist and former Olympic wrestler. He is currently signed to Ultimate Fighting Championship (UFC), and is champion of both the light heavyweight and heavyweight divisions. As of August 28, 2018, he is the number 1 ranked Pound-for-Pound (P4P) fighter in the UFC.[8] Cormier is the second of two fighters in UFC history to hold titles in two weight classes simultaneously. Prior to the UFC, Cormier was Strikeforce Heavyweight Grand Prix Champion and King of the Cage Heavyweight Champion. He holds the distinction of having won a world championship belt in every promotion for which he has fought. Cormier is considered to be among the greatest mixed martial artists of all time.

Source: https://en.wikipedia.org/wiki/Daniel_Cormier