tums and byte were the first players in table tennis

The list of top ten male tennis players changes on the ATP tour changes from week-to-week, so an exact answer cannot be given, at least not until the end of the tennis calendar (i.e., when the Masters Finals have completed). Visit the Tennis Magazine website (refer to the link, below) to view the current top ten ATP (and WTA) players.

Nadal among male players.

samantha stosur among female players

Your question only leads to opinions. A better question would be, "Who are thee top ranking Austrian Tennis Players?"

The tournament today is known as Association of Tennis Professionals. The National Tennis League was a tour for professional male tennis players.