is an American professional boxer and former kickboxer who competes in the Heavyweight division. He first came to prominence in 2007 when he competed for the New Jersey Tigers in the World Combat League and made it to the finals of the New York Golden Gloves tournament that same year. He is currently ranked the world's sixth best active heavyweight by Boxrec. Miller was due to challenge Anthony Joshua for the IBF, WBA, and WBO world heavyweight titles in June 2019, but was denied a license to box after testing positive for GW501516. Further drug tests returned positive for EPO, and HGH.