| 100% | LENA | 4 | She's seen in middle names |
| 53% | HALFMOON | 8 | It's seen in the middle of a quarter |
| 50% | ARON | 4 | Middle name in Memphis |
| 50% | CONAN | 5 | Middle name in mystery |
| 50% | ALLAN | 5 | Middle name in mysteries |
| 49% | ALVA | 4 | Middle name in Menlo Park |
| 49% | LLOYD | 5 | Middle name in American architecture |
| 49% | OKLA | 4 | Choctaw word for "people," as seen in a U.S. state name |
| 48% | BILIUS | 6 | Ron Weasley's middle name in Harry Potter |
| 48% | ONO | 3 | John Lennon's middle name, in later years |
| 48% | SHE | 3 | Pronoun aptly hidden in "what's her name" |
| 48% | BOOP | 4 | She was seen in ''. . . Roger Rabbit'' |
| 48% | WINFIELD | 8 | Frank Woolworth's middle name used in the business |
| 48% | MARVOLO | 7 | Tom Riddle's middle name in Harry Potter books |
| 47% | IBN | 3 | Seen in Arabic names, meaning "son of" |
| 47% | LLOYD | 5 | Big middle name in architecture |
| 46% | ALVA | 4 | Middle name in the National Inventors Hall of Fame |
| 46% | PREP | 4 | Word seen in many private school names |
| 45% | GIDEON | 6 | Name seen in many hotels |
| 45% | LOLA | 4 | "Her name was ___, she was a showgirl" (lyric in Barry Manilow's "Copacabana") |
| 45% | RAE | 3 | Singer Carly's middle name which in reverse is the hearing organ |
| 45% | MINNIE | 6 | ___ Mouse, Mickey's love interest with double "N's" in her name |
| 45% | BOOP | 4 | Betty ___, Jazz Age flapper character with double "O's" in her name |
| 45% | EAST | 4 | Direction not seen in any US state name |
| 44% | SIRI | 4 | In Australia her name is Karen |
| 44% | EMS | 3 | They can be seen in the middle of summer |
| 44% | ASSISTANTEDITOR | 15 | Name in the middle of a masthead |
| 43% | BELLHOOKS | 9 | Feminist who adopted her great-grandmother’s name and styled it in lowercase letters |
| 43% | DELANO | 6 | Middle name of the longest serving US president mentioned in 6-Across |
| 43% | ONO | 3 | What John Lennon changed his middle name to in 1969 |