Professional tennis players' earnings records prior to the 1970's are very limited. Also, players did not earn the same amount of money, due to "backroom deals", appearance fees, etc. As such, there is no way to give a set answer.
the average professional women tennis player plays about 23 games in a year.
A professional tennis player does an average of 76 matches in a year. These are never-ending timetable of tension-filled tournaments and travel.
Evonne Cawley was 20 when she became a professional tennis player.
Dinara Safina is a professional tennis player.
Li Na is a professional tennis player.
She is a professional tennis player.
She's a professional tennis player.
He is a professional tennis player.
Maybe in an alternate universe. Arthur Ashe was a great tennis player.
Roger Federer
Yannick Noah is famous for Tennis. He was a professional Tennis player.
In the early 1970's, Ilie Nastase was the top professional tennis player in the world. His 19 year career as a professional tennis player began in 1966.