It totally depends on his/her ranking and which gender they are. Roger Federer has made roughly 70 million dollars in prize money in his career. If you are ranked #100 in the world you most likely earn 200,000 per year. Also Federer has made more money from sponsorships than playing tennis. His estimated worth is between 200-300 million dollars. It really depends on your rankings and your success.
On average a solid (top 200) professional tennis player earns about USD$500,000 at the end of his/her career.
Actually, tennis players around the rank 100 make about 300k a year of prize money. But that total increases a lot when you take in cosideration the money they earn by the sponsors etc. So tennis pros make a lot of money
If you average it out between professional rappers and professional tennis players, it would be rappers who make more money.
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.
There is not set amount of money that a professional girl volleyball player will earn. This depends on age and skill.
A tennis player pay is determined by the amount of money sponsors are giving them and the amount of money they receive from winning a tournament. There are extra things to like commercial, guest appearances.
NASCAR generates more money annually as a whole sport than American professional football (NFL).
According to the ATP website (refer to the link, below), retired tennis professional player, Andre Agassi, earned $31,152,975 in prize money during his professional career (n.b., that figure does not include sponsor, commercial, endorsement, or other sources of income).
100
about 50,000
Maria Sharapova with 26millions $
25000