No, tennis players do not wear cups, but they probably should because the serve comes in very fast and it could really to some damage if it hit you square in the family jewels. (penis and testicles.)
Tennis- the cup is awarded for a men's team tennis event
Well, i'd say wear what you would wear as if you were playing real tennis.
they wear jeggins
Tennis shoes only. we can't wear other shoes.
Tennis - men's tennis.
Lawn tennis or table tennis
the world tennis cup
Tennis does not require a cup.
the Davis Cup and Wightman Cup tournaments
I don't think it really matters what colour you wear in table tennis.