presently, in men's tennis, one could argue that Spain currently holds that claim, Spain just won the 2008 Davis Cup, if you want a more statistic accurate answer, then prob whichever country has the MOST players ranked within the top 100 ranked players in the world, or, some small countries have produced 2 or more players in the top 10 ranked players in the world, recently, Serbia and Belgium are good examples, too broad a question, need to be more specific
A duffle bag is the best for tennis players.
There are many tennis players training in Florida because they have some of the best tennis players in the world including Bolliteri tennis academy.
Tennis as a sport was redeveloped in Melbourne which is in Australia. The redevelopment of tennis is meant to produced world class players who are able to compete with the best in the market.
Pretty much all of the countries, considering that the Grand Slams take in the best players from each country in the world.
Male - Spain (Rafael Nadal) Female - Russia (Dinara Safina)
He is one of the best tennis players of all times.
The best table tennis player in the world at the moment is Zhang Jike.
the great andy murry