| 100% | ALTAMONT | 8 | Sherlock's undercover name in His Last Bow |
| 42% | ENES | 4 | Basketballer Freedom who changed his last name from Kanter in 2021 |
| 38% | ARPEL | 5 | Last name in women's skin care |
| 38% | RIDDLE | 6 | In Harry Potter, Voldemort's last name |
| 37% | DEAF | 4 | Like Beethoven in his later years |
| 36% | TUT | 3 | King who died in his late teens |
| 36% | GRAYINDIANA | 11 | Aging hero Jones, in his latest film? |
| 36% | RIO | 3 | Where Michael Phelps swam in his last Olympics |
| 36% | EXILE | 5 | 52-Across, e.g., in his later years |
| 36% | BEETHOVEN | 9 | German composer; went deaf in his later years |
| 36% | BALDER | 6 | Like Bruce Willis, in his later movie roles |
| 36% | ONO | 3 | John Lennon's middle name, in later years |
| 36% | SWAN | 4 | Bella's last name, in "Twilight" |
| 36% | OYL | 3 | Olive's last name, in "Popeye" |
| 36% | OYL | 3 | Olive's last name, in comics |
| 36% | KENNEDY | 7 | Last name of last U.S. President to die in office |
| 35% | CITY | 4 | Last word in the names of four U.S. state capitals |
| 35% | HIS | 3 | "___ Last Bow" (1917 Sherlock Holmes story) |
| 35% | REB | 3 | Johnny's last name, in history books |
| 35% | OYL | 3 | Olive's last name, in the funnies |
| 35% | OYL | 3 | Olive's last name, in "Popeye" cartoons |
| 35% | OYL | 3 | Olive's last name, in comic strips |
| 35% | CONAN | 5 | First name in late-night |
| 35% | LENO | 4 | Big name in late-night |
| 35% | CONAN | 5 | Big name in late-night |
| 35% | STEPHEN | 7 | Big name in late-night |
| 35% | JAY | 3 | Big name in late-night |
| 35% | FALLON | 6 | Big name in late-night |
| 35% | SETH | 4 | First name in late-night |
| 35% | MRED | 4 | His given name was spelled with horseshoes in the show's intro |