Which retired American professional tennis player was defualted in a 1999 match for swearing at a line judge?
1999 Sybase Open – Singles Andre Agassi was the defending champion, but was defaulted in his second round match against Cecil Mamiit for swearing at a line judge.
Thomas Muster Thomas Muster (born 2 October 1967) is a former World No. 1 tennis player from Austria. One of the world's leading clay court players in the 1990s, he won the 1995 French Open and at his peak was known as "The King of Clay." In addition, he won eight Masters 1000 series titles. Muster is one of only three players to win Masters titles on the three different surfaces of clay, carpet, and hard court.