| 100% | ALOU | 4 | Last name of the only MLB brother trio to play together in the outfield |
| 74% | ALOUS | 5 | Only trio of brothers to play together in the outfield in an MLB game |
| 62% | ALOU | 4 | Surname of the only M.L.B. brother trio to play together in the outfield |
| 48% | SOSA | 4 | Last name of the only player in MLB history with three 60-homer seasons |
| 42% | GIBB | 4 | Last name of the brothers in 33a |
| 42% | OMAR | 4 | Vizquel who's the only shortstop to play in four decades of MLB games |
| 42% | CHUCKCONNORS | 12 | Actor who was one of only 13 athletes to play in both the NBA and the MLB (2 wds.) |
| 42% | GIBB | 4 | Last name of the brothers in the 19-Across |
| 39% | WILT | 4 | First name of the only player to score 100 points in an NBA game |
| 38% | GIBB | 4 | Last name of the Bee Gees brothers |
| 37% | ANDRETTI | 8 | Only person to be named Driver of the Year in three different decades |
| 37% | MARINER | 7 | Member of the only M.L.B. team never to have played in a World Series |
| 36% | TAYLORSWIFT | 11 | Only person in the arts ever to be named Time's Person of the Year |
| 36% | ROY | 3 | Last name of the family in "Succession" |
| 36% | ALOU | 4 | Surname of the only all-brother outfield in M.L.B. history |
| 36% | AMES | 4 | Last name of the "Rag Mop" singing brothers |
| 36% | ALDA | 4 | Last name of the actor who played Hawkeye |
| 36% | PARR | 4 | Last name of the family in "Incredibles 2" |
| 35% | PLUM | 4 | Last name of the professor in the game Clue |
| 35% | CHARLES | 7 | Name of the only English king to be executed |
| 35% | SKYWALKER | 9 | Last name of the main character in Star Wars |
| 35% | BANKS | 5 | Last name of the family in "Mary Poppins Returns" |
| 35% | METS | 4 | MLB team that had the worst regular-season record of any team to play in the World Series |
| 35% | BELVEDERE | 9 | Last name of the TV butler played by Christopher Hewett |
| 35% | ANTIPHOLUS | 10 | Name of twin brothers in William Shakespeare play The Comedy of Errors on whom twin brothers Dromio are attendant |
| 35% | DESIRE | 6 | Name of the Streetcar in Tennessee Williams' play |
| 35% | PITTSBURGH | 10 | City that had the final letter of its name removed in 1891, only to be restored in 1911 |
| 34% | COEN | 4 | Last name of the brothers who directed "O Brother, Where Art Thou?" |
| 34% | COEN | 4 | Last name of the filmmaking brothers who made "Raising Arizona" and "Fargo" |
| 34% | ANTIPHOLUS | 10 | Name of twin brothers in William Shakespeare play The Comedy of Errors on whom the twin brothers named Dromio are attendant |