| 100% | SUGG | 4 | Last name of YouTube personalities Zoe and Joe |
| 54% | JONAS | 5 | Last name of singing brothers Joe, Nick, and Kevin |
| 52% | WASHBURNE | 9 | Last name of Zoe and Hoban in sci-fi show Firefly |
| 45% | SCHMO | 5 | Last name of any regular Joe? |
| 45% | OBAMA | 5 | Last name of Sasha and Malia |
| 45% | BAGGINS | 7 | Last name of Frodo and Bilbo |
| 45% | ALI | 3 | Last name of boxers Muhammad and Laila |
| 45% | OBAMA | 5 | Last name of teenagers Malia and Sasha |
| 45% | BABBITT | 7 | Last name of 30- and 35-Across |
| 45% | COEN | 4 | Last name of filmmakers Ethan and Joel |
| 45% | GALLO | 5 | Last name of winemakers Ernest and Julio |
| 45% | COEN | 4 | Last name of filmmakers Joel and Ethan |
| 45% | LEE | 3 | Last name of filmmakers Spike and Ang |
| 45% | MARA | 4 | Last name of actresses Rooney and Kate |
| 44% | TAM | 3 | Last name of Simon and River, on "Firefly" |
| 44% | PARKER | 6 | Last name of performers Trey and Sarah Jessica |
| 44% | HERNANDEZ | 9 | Last name of Ally Brooke and Bruno Mars |
| 44% | PRESLEY | 7 | Last name of "the King of Rock and Roll" |
| 44% | ALOU | 4 | Last name of outfielders Matty, Moises, Jesus, and Felipe |
| 44% | OLSEN | 5 | Last name of acting twins Mary-Kate and Ashley |
| 44% | EARP | 4 | Last name of Wild West lawmen Wyatt and Virgil |
| 44% | MARX | 4 | Last name of Groucho, Chico, Harpo, Gummo, and Zeppo |
| 44% | MORANE | 6 | Last name of French aviation pioneers Robert and Leon |
| 44% | MUNSTER | 7 | Last name of TV's Herman, Lily, and Marilyn |
| 44% | ALDA | 4 | Last name of father/son actors Robert and Alan |
| 44% | KRAY | 4 | Last name of London criminal twins Ronnie and Reggie |
| 44% | SMOTHERS | 8 | Last name of Tom and Dick, folk comedy "Brothers" |
| 44% | ALOU | 4 | Last name of baseball brothers Matty, Felipe, and Jesús |
| 44% | OLSEN | 5 | Last name of acting sisters Mary-Kate and Ashley |
| 44% | DURSLEY | 7 | Last name of Harry Potter's aunt and uncle |