Who has won more titles, Michael Chang or Ellis Ferreira?
Michael Chang Michael Te-Pei Chang (born February 22, 1972) is a retired American professional tennis player. He won 34 top-level professional singles titles, including the 1989 French Open when he was 17. He also was a three-time runner-up at the majors and reached a career best ranking of world No. 2 in 1996. Since he was shorter than virtually all of his opponents, he played a dogged defensive style utilizing his quickness and speed. In 2008, he was inducted into the International Tennis Hall of Fame, and he has coached Kei Nishikori since 2014.
Marcel Ferreira Marcel Wenceslau Ferreira (born January 17, 1981, in São Paulo) is a Brazilian taekwondo practitioner, who competed in the men's flyweight category. He pocketed both a Pan American and South American titles in his own division, picked up a bronze medal at the 2007 World Taekwondo Championships in Beijing, China, and represented his nation Brazil at the 2004 Summer Olympics. Ferreira is also the elder brother of taekwondo jin Márcio Wenceslau, who later competed in the same category at the 2008 Summer Olympics in Beijing.