Thomas Mario Haas was born on April 3, 1978 in Hamburg, Germany.

Tommy Haas began playing tennis at age four with his father, Peter, who is Austrian, a former European champion in judo and ex-schoolmate of Hollywood star Arnold Schwarzenegger...Arnold came to watch a match at Mercedes-Benz Cup in Los Angeles in 2001..

He moved to USA (Bradenton, Florida) at age eleven to attend Nick Bolletieri Academy. He soon compiled oustanding junior results, ending as No.11 in 1995.

He admires countrymen Boris Becker for his achievements, but he had extraordinary results of his own...In 2001, he became one of the four players to remain undefeated in their last three finals and winning at least one in the current year. In 2002, he reached top 5 in the ATP Champions Race position, and went as far as the finals in Rome TMS.

Tommy Haas earned silver medal in singles in 2000 Sydney Olympics and he lists that experience among his best...Has a 12-1 career Davis Cup record in seven ties since 1998...Fitness trainer is former ATP trainer Jurgen Dess.., He reunited with coach David "Red" Ayme of Bollettieri Academy in July 2001 after working with three different coaches during year.