Conor McGregor is an Irish mixed martial artist known for his explosive knockout power, razor-sharp counterstriking, and larger-than-life personality. Standing about 5 feet 9 inches (175 cm) tall with a 74-inch (188 cm) reach, he combines a compact, muscular build with exceptional speed and precision. He has competed in the featherweight, lightweight, and welterweight divisions, becoming the first fighter in UFC history to hold two championship belts simultaneously. Physically, McGregor has a broad chest, powerful shoulders, and heavily developed arms and legs from years of striking and conditioning. His signature look includes a thick beard, close-cropped hair, intense blue eyes, and an extensive collection of tattoos, including a crowned gorilla across his chest, a tiger on his abdomen, and intricate designs covering much of his left arm and torso. His stance is relaxed yet poised, often keeping his hands low while relying on quick head movement, timing, and devastating left-handed punches to catch opponents off guard. Outside the cage, McGregor is famous for his supreme confidence, sharp wit, and relentless self-belief. Nicknamed "The Notorious," he became one of the biggest stars in combat sports through a combination of elite fighting ability, memorable trash talk, and charismatic showmanship. His rise from a plumber's apprentice in Dublin to a global sports icon has made him one of the most recognizable figures in mixed martial arts.