| 100% | THERESAMAY | 10 | Head of the only government in U.K. history to be found in contempt of Parliament |
| 40% | TAYLORSWIFT | 11 | Only person in the arts ever to be named Time's Person of the Year |
| 39% | FDR | 3 | Initials of the only US president to be elected four times |
| 39% | FASHIONDESIGNER | 15 | One can be found in each of the answers to 17-, 24-, 54- and 63-Across |
| 39% | INNERGODDESS | 12 | Divine feminine energy, and what can be found in each of the answers to the starred clues |
| 38% | MIRREN | 6 | Only person to have won the Triple Crown of Acting in both the U.S. and the U.K. |
| 38% | ANDRETTI | 8 | Only person to be named Driver of the Year in three different decades |
| 38% | ZOOS | 4 | Only places to find anteaters in the U.S. |
| 38% | PITTSBURGH | 10 | City that had the final letter of its name removed in 1891, only to be restored in 1911 |
| 37% | PRESIDENTSDAY | 13 | February occasion, some of whose honorees can be found in the answers to the five starred clues |
| 37% | TERRIERMIX | 10 | Hybrid dog breed, literal examples of which can be found in the answers to the starred clues |
| 37% | ONTHELINE | 9 | In jeopardy ... and where the first words of the answers to starred clues can be found |
| 36% | MICHAEL | 7 | ___ Schumacher, retired German racer who is the only racer in history to win seven Formula One World Drivers' Championships |
| 36% | RELIGIOUSLEADERS | 16 | Keepers of the faith, and what can be found in the answers to the starred clues |
| 36% | USN | 3 | JFK was the first president to have served in this branch of the US Armed Forces |
| 36% | GANDHI | 6 | Who said "The best way to find yourself is to lose yourself in the service of others" |
| 35% | AAH | 3 | US Army program begun in 1972 to find a replacement after the cancellation of the Lockheed AH-56 Cheyenne (abbr.) |
| 35% | OSC | 3 | Henry Kerner was confirmed by the US Senate in 2017 to be the executive of this agency (abbr.) |
| 35% | KIMMULKEY | 9 | Coach of 41-Across who is the only coach in women's college basketball to win national championships with two teams (2 wds.) |
| 35% | SCI | 3 | US org. founded in '73 whose stated mission is to "protect the freedom to hunt and to promote wildlife conservation" (abbr.) |
| 35% | LBJ | 3 | Only politician in the 20th century, other than RMN, to have been president, VP and member of the House and Senate |
| 35% | ANNLEE | 6 | Founder of the Shakers, in the U.S. |
| 35% | AWOL | 4 | Not to be found, in the military: Abbr. |
| 34% | IND | 3 | Fraternity founded at Binghamton U., one of whose stated goals is to "promote understanding of the diverse South Asian cultures." |
| 34% | ERA | 3 | The Reagan ___ (most of the 1980s, in US history) |
| 34% | CLEVELAND | 9 | Only president to be married in the White House |
| 34% | EASTERISLAND | 12 | Where heads of the Pacific are found? |
| 34% | ENVIES | 6 | Wishes to be in the shoes of |
| 34% | JEFF | 4 | ___ Bezos, founder of Amazon, which is the fourth most valuable brand according to Forbes in 2019 |
| 34% | PATRICKROY | 10 | Former Montreal Canadiens goaltender who has 551 wins and is the only player in NHL history to win the Conn Smythe trophy thrice: 2 wds. |