Anthony Oluwafemi Olaseni "AJ" Joshua is a British professional boxer. He held the unified heavyweight championship twice between 2017 and 2021. He also held the International Boxing Organization (IBO) title during his reigns as champion. At regional level, he held the British and Commonwealth heavyweight titles from 2015 to 2016. World heavyweight champion (WBA (Super) and IBF) from April 29, 2017 to March 31, 2018. Wiki link