Andre Agassi is a legendary tennis player who has won eight Grand Slam singles titles and an Olympic gold medal. He is considered one of the greatest tennis players of all time and was inducted into the International Tennis Hall of Fame in 2011. Agassi was the first male player to win all four Grand Slam tournaments on three different surfaces. He is also known for his philanthropic work, having founded the Andre Agassi Charitable Foundation in 1994.