| 100% | FONZARELLI | 10 | Full last name of a "Happy Days" cool dude |
| 48% | OOP | 3 | Last name of a comics caveman |
| 48% | ALOU | 4 | Last name of a baseball dynasty |
| 48% | BOLEYN | 6 | Last name of a 1533 bride |
| 48% | MAE | 3 | Last name of a famous Sallie? |
| 48% | FIELD | 5 | Last name of a famous Sally |
| 47% | GORELICK | 8 | Full last name of saxophonist Kenny G |
| 47% | JETSON | 6 | Last name of a futuristic cartoon family |
| 47% | AIRES | 5 | Last name of a South American city |
| 47% | OMAR | 4 | Last name of a representative from Minnesota |
| 47% | ALOU | 4 | Last name of a trio of baseball brothers |
| 47% | KETT | 4 | Last name of a comic strip title teen |
| 45% | STUDFINDER | 10 | Good name for a dating site full of hot dudes? |
| 45% | KILDARE | 7 | Last name of a 1960s TV doctor played by Richard Chamberlain |
| 44% | SIMPSON | 7 | The last name of a yellow animated family from TV |
| 44% | EINSTEIN | 8 | Last name of Albert, a pioneer of physics |
| 44% | GANTRY | 6 | Last name of Elmer in a Sinclair Lewis novel |
| 43% | ELECTRA | 7 | Sophocles play that's also the last name of a famous actress |
| 43% | CRANE | 5 | Last name of Frasier, Niles, and Martin, on a sitcom |
| 42% | ARNOLDS | 7 | Name of the diner in Happy Days |
| 41% | SHIRLEY | 7 | Last name of 18-Across's title character before she becomes a Cuthbert |
| 41% | ATLANTIS | 8 | Name of the last Space Shuttle to complete a mission |
| 40% | INITIALS | 8 | First letters of a first and last name |
| 40% | OLSEN | 5 | Last name of the "Full House" twins |
| 39% | PITT | 4 | Last name that shows up twice in a list of British prime ministers |
| 38% | HOULIHAN | 8 | Last name of Hot Lips from M*A*S*H |
| 38% | OTT | 3 | Anagram for "tot" (last name of a famous baseball player) |
| 38% | JULIAN | 6 | Name for a year that consists of 365.25 Earth days |
| 37% | ALS | 3 | Name of the diner on "Happy Days" |
| 37% | MAI | 3 | Last full month of a Parisian spring |