Bjørn Borg is a retired Swedish professional tennis player, widely regarded as one of the greatest in the sport's history. He was born on June 6, 1956, in Stockholm, Sweden. Borg is best known for his exceptional skills on both grass and clay courts, winning a total of 11 Grand Slam singles titles, including five consecutive Wimbledon championships from 1976 to 1980. Borg's playing style combined powerful groundstrokes with a strong serve and remarkable mental toughness. He was a pioneer in popularizing tennis in the 1970s and 1980s, and his rivalry with John McEnroe became legendary. After retiring at the young age of 26, Borg's influence on the game continues to be felt today.