| 100% | ROGERFEDERER | 12 | Swiss tennis pro with 20 singles Grand Slam titles, who was the sixth player to achieve the Career Grand Slam: 2 wds. |
| 78% | RODLAVER | 8 | Retired Australian tennis pro with a record 200 singles titles, who was the third player to achieve the Career Grand Slam: 2 wds. |
| 48% | DJOKOVIC | 8 | Serbian tennis pro Novak (birthday today), who is the eighth player to achieve the Career Grand Slam |
| 47% | CHRISEVERT | 10 | American tennis player who achieved the Career Grand Slam twice in her career: 2 wds. |
| 47% | SERENAWILLIAMS | 14 | American tennis player who achieved the Career Grand Slam three times in her career: 2 wds. |
| 47% | STEFFIGRAF | 10 | German tennis player who achieved the Career Grand Slam four times in her career: 2 wds. |
| 47% | ROD | 3 | Laver who is the only player to achieve a tennis Grand Slam twice |
| 46% | MARGARETCOURT | 13 | Australian tennis player who was the first woman to win the Grand Slam in the Open Era: 2 wds. |
| 45% | LLEYTONHEWITT | 13 | Australian tennis player who, at 20, was the youngest man to be ranked #1 in singles: 2 wds. |
| 44% | STEFFIGRAF | 10 | Tennis player who is the only player (man or woman) to win a Grand Slam and Olympic gold medal in one year: 2 wds. |
| 44% | SIMONAHALEP | 11 | Romanian professional tennis player who won 2 Grand Slam singles titles in her career: 2 wds. |
| 44% | JOHNMCENROE | 11 | Left-handed tennis player from the US who won seven Grand Slam singles titles: 2 wds. |
| 44% | JIMMYCONNORS | 12 | Left-handed tennis player from the US who won eight Grand Slam singles titles: 2 wds. |
| 43% | ROGER | 5 | ___ Federer, tennis player with 20 Grand Slam titles who is married to former tennis player Mirka Federer |
| 43% | SERENAWILLIAMS | 14 | American tennis player who holds the most Grand Slam titles and has been an active participant in charity, fashion etc.: 2 wds. |
| 41% | PETESAMPRAS | 11 | Tennis great who is the youngest player to win the US Open Men's Singles championship (2 wds.) |
| 41% | JIMMYCONNORS | 12 | Tennis great who is the only player to win the US Open Men's Singles championship on three different surfaces (2 wds.) |
| 40% | PETESAMPRAS | 11 | American former professional tennis player who won 14 Grand Slam titles during his career: 2 wds. |
| 40% | ANDREAGASSI | 11 | Tennis player who earned a career Grand Slam and cofounded the Athletes for Hope charity-education organization: 2 wds. |
| 40% | LLEYTONHEWITT | 13 | Australian tennis player who became the youngest man to be ranked #1, at 20, in 2001: 2 wds. |
| 39% | IVANLENDL | 9 | Czech-American tennis great with eight Grand Slam Singles titles who turns 60 today (2 wds.) |
| 39% | SHERYLSWOOPES | 13 | Basketball Hall of Fame inductee who was the first player to sign with the WNBA: 2 wds. |
| 39% | BOBBRYAN | 8 | Tennis player who won 16 Grand Slam doubles titles and a 2012 Olympic gold medal with his twin brother, Mike: 2 wds. |
| 39% | VENUSWILLIAMS | 13 | American professional tennis player who won 14 Grand Slam Women's doubles titles in her career: 2 wds. |
| 39% | MONICASELES | 11 | Left-handed tennis player who won the last of her nine Grand Slam titles in 1996: 2 wds. |
| 39% | ALEXRODRIGUEZ | 13 | Former Yankees infielder who was the youngest player to hit 500 career home runs (2 wds.) |
| 38% | RAFAELNADAL | 11 | Left-handed tennis player from Spain who won 14 Grand Slam singles titles, as of March 2016: 2 wds. |
| 38% | LARRYNANCE | 10 | Phoenix Suns player who was the first player to ever win the NBA Slam Dunk Contest in 1984: 2 wds. |
| 38% | ANDYRODDICK | 11 | Tennis great who is the last American player to win the US Open Men's Singles championship (2 wds.) |
| 37% | BOBFELLER | 9 | Former Cleveland pitcher who was the youngest player to throw 1,000 career strikeouts (2 wds.) |