Martha Károlyi is a renowned Romanian-American gymnastics coach, best known for her significant contributions to the sport. Born on July 29, 1942, in Romania, she played a crucial role in training elite gymnasts, including the famous Nadia Comăneci, who achieved the first perfect 10 in Olympic history. In the United States, Károlyi became the national team coordinator and led the U.S. women's gymnastics team to success in various international competitions, including the Olympics. Her coaching style and emphasis on discipline have made her a prominent figure in gymnastics, influencing many athletes and coaches worldwide.