| 100% | ALITO | 5 | Justice who succeeded O'Connor |
| 94% | ALITO | 5 | Supreme Court Justice who succeeded O’Connor |
| 72% | ALITO | 5 | Justice who replaced O'Connor |
| 64% | ALITO | 5 | Justice who took O'Connor's seat on the Supreme Court |
| 60% | SAMUELALITO | 11 | Supreme Court justice who replaced Sandra Day O'Connor: 2 wds. |
| 52% | ALITO | 5 | Justice Samuel who replaced Sandra Day O'Connor on the Supreme Court |
| 49% | ALITO | 5 | Supreme Court justice Samuel who replaced Sandra Day O'Connor |
| 47% | ALITO | 5 | Justice O'Connor successor |
| 46% | SANDRADAY | 9 | O'Connor, first female Supreme Court justice |
| 46% | RENEE | 5 | O'Connor who played Gabrielle on "Xena" |
| 46% | ALITO | 5 | Justice O’Connor’s successor |
| 46% | ALITO | 5 | Justice O'Connor's successor |
| 46% | DAY | 3 | Justice Sandra ___ O'Connor |
| 45% | LENO | 4 | Jay who both preceded and succeeded Conan O'Brien as "Tonight Show" host |
| 44% | SANDRA | 6 | Former Justice __ Day O'Connor |
| 43% | SOUTER | 6 | Justice who replaced Brennan |
| 42% | SCALIA | 6 | Justice who died in 2016 |
| 41% | HEIR | 4 | One who succeeds? |
| 41% | HEIR | 4 | One who succeeds |
| 41% | SCALIA | 6 | Justice who took Rehnquist's seat |
| 41% | ELENAKAGAN | 10 | Justice who clerked for Thurgood Marshall |
| 41% | NERO | 4 | Emperor who succeeded Claudius |
| 41% | BORIS | 5 | Johnson who succeeded May |
| 41% | CALIPH | 6 | Leader who succeeded Muhammad |
| 40% | DAY | 3 | Sandra ___ O'Connor (55-Across's predecessor, who died December 1) |
| 40% | KAGAN | 5 | Justice who joined the bench in 2010 |
| 40% | LOTT | 4 | Senator who succeeded John Stennis |
| 40% | PETERII | 7 | Czar who succeeded Catherine I |
| 40% | SHEMP | 5 | Stooge who succeeded 39-Down |
| 40% | GORDON | 6 | Brown who succeeded Tony Blair |