Jeff Horn is an Australian professional boxer born on March 4, 1988, in Brisbane. He gained international recognition after winning the WBO welterweight title in 2017 by defeating Manny Pacquiao in a controversial match. Horn's boxing style is characterized by his aggressive approach and strong work rate. Before turning professional, Horn had a successful amateur career, representing Australia at the 2012 London Olympics. He has also won multiple national titles and was a standout in the amateur circuit. Throughout his career, Horn has faced various opponents, showcasing his skills in the ring and earning a reputation as a tough competitor.