Conor McGregor is an Irish mixed martial artist and professional boxer, known for his charismatic personality and striking skills. He gained fame in the Ultimate Fighting Championship (UFC), where he became the first fighter to hold titles in two weight classes simultaneously. McGregor's fighting style combines elements of boxing, kickboxing, and Brazilian jiu-jitsu. In addition to his fighting career, McGregor has ventured into business, launching his own whiskey brand called Proper No. Twelve. He is also known for his high-profile matches, including a boxing match against Floyd Mayweather Jr. in 2017, which garnered significant media attention and financial success.