| 100% | AGASSI | 6 | Andre ___, first male player to win tournament mentioned in 17a four times |
| 34% | JOHNSALLEY | 10 | First NBA player to win a championship in three different decades and who is also a vegan activist: 2 wds. |
| 34% | NATEROBINSON | 12 | Only player to win the NBA Slam Dunk Contest three times, in 2006, 2009, and 2010: 2 wds. |
| 33% | GRAF | 4 | Only tennis player to have won each Grand Slam event at least four times |
| 33% | BERNIEPARENT | 12 | First player to win the NHL's Conn Smythe Trophy in consecutive years (1974, 1975) (2 wds.) |
| 31% | OSAKA | 5 | First Japanese player to win a grand slam |
| 31% | ARENA | 5 | Rod Laver ___, one of the venues for the tournament mentioned in 17a |
| 30% | ORR | 3 | First hockey player to win Sports Illustrated's Sportsman of the Year |
| 30% | PARASITE | 8 | Film that won four Academy Awards in 2020, including Best Picture (the first foreign-language film to do so) |
| 30% | CONCHITA | 8 | Martinez, first Spanish player to win Wimbledon |
| 28% | UTA | 3 | ___ Pippig, first woman to win the Boston Marathon three times in a row |
| 28% | DWIGHTHOWARD | 12 | Tallest player to win the NBA Slam Dunk Contest, in 2008: 2 wds. |
| 28% | BRITTNEYGRINER | 14 | First WNBA player to dunk twice in one game: 2 wds. |
| 28% | OERTER | 6 | Al ___, first athlete to win gold in same individual event in four successive Olympics |
| 28% | ARCHIEGRIFFIN | 13 | Only player to win the 15-Across twice, in 1974 and 1975: 2 wds. |
| 28% | ALI | 3 | First heavyweight boxer to win the championship belt three times |
| 28% | ANGLEE | 6 | First nonwhite person to win a directing Oscar, in 2006 |
| 28% | MORRISON | 8 | First Black woman to win the Nobel Prize in Literature |
| 28% | LISALESLIE | 10 | First player to dunk in a WNBA game |
| 27% | SARAZEN | 7 | First golfer to win all four majors |
| 27% | RETTON | 6 | First American woman to win the all-around gold in Olympic gymnastics |
| 27% | SNL | 3 | First show to win 50 Emmys, in brief |
| 27% | SETS | 4 | What chess players bring to tournaments in bags |
| 27% | SIDNEYCROSBY | 12 | Third player to win the NHL's Conn Smythe Trophy in consecutive years (2016, 2017) (2 wds.) |
| 27% | MARIOLEMIEUX | 12 | Second player to win the NHL's Conn Smythe Trophy in consecutive years (1991, 1992) (2 wds.) |
| 27% | SWEEP | 5 | Win the first four games in a World Series, e.g. |
| 27% | BRITTNEYGRINER | 14 | First player to dunk twice in a WNBA game: 2 wds. |
| 27% | LESLIE | 6 | First player to make a slam dunk in a WNBA game |
| 27% | DIOMED | 6 | First horse to win the Epsom Derby in 1780 |
| 27% | ONCEUPON | 8 | __ a time, first four words in most fairy tales |