1- who is the most winner og grand slam titles?
2- who is the tennis player keep his position as no 1 for longest continued time?
3- who is the tennis player who win us open for continued five time?
4- who is the tennis player who get back to position no1 after losing it ?
5- who is the only player win three grand slam in one year?
6- who is the richest tennis player as ( tennis income)?
7-who is the tennis player win grand slam without losing any set?
8- who is the tennis player make 50 aces in one match ?
9- who is the tennis player not losing for the longest time ?
10-who is player wins as continued grand slam as the following :
5 us open
5 wembeldon ( and have 6 recent but not coninued)
3 australia open
11-who is the tennis player stop nadal to complete his carrer in clay court and defat him in his home madrid
12-who is the tennis player who play the longest match ever?
13-who is the tennis player who play the longest set ever in tennis history?
14-who has the biggest number of winning on grass court?
15-who is the most tennis player wins the tie break set?
16-who is only player reach to the last 20 grand slam in his carrer?
17-who is the only tennis player reach to the last 21 semi final of grand slam?
18- who is the player who one five time in hal champion?
19-who is player win wembeldon for youngs and for man's?
20-who is the player collect 4 grand slam carrer at the recent tennis after agassi?
and these are little i think there are more and more?