| 100% | HERSCHEL | 8 | William —, astronomer who discovered the planet Uranus in 1781 |
| 70% | HERSCHEL | 8 | William, astronomer who discovered Uranus in 1781 |
| 68% | HERSCHEL | 8 | William —, astronomer who discovered Uranus in 1781 |
| 53% | HERSCHEL | 8 | Astronomer who discovered Uranus: William __ |
| 51% | HERSCHEL | 8 | William —, discoverer in 1781 of the planet Uranus |
| 51% | HERSCHEL | 8 | William __; astronomer who discovered Uranus |
| 44% | GALILEO | 7 | Astronomer who discovered the main moons of Jupiter |
| 44% | HERSCHEL | 8 | Astronomer who discovered Uranus |
| 42% | HUBBLE | 6 | Astronomer who discovered other galaxies in 1924 |
| 42% | CHAD | 4 | Astronomer Trujillo, who co-discovered the dwarf planet Eris in 2005 |
| 38% | URANUS | 6 | Planet discovered in 1781 |
| 36% | FRIEDKIN | 8 | William who directed The Exorcist in 1973 |
| 36% | BLIGH | 5 | William —, commander of the HMS Bounty who died in 1817 |
| 35% | GALILEO | 7 | Astronomer who was the first to discover that the Milky Way was made up of stars |
| 35% | HENRYHUDSON | 11 | English explorer who discovered a large Canadian bay in the early 1600s: 2 wds. |
| 35% | BARBARA | 7 | ___ A. Williams, American radio astronomer who was the first African-American woman to gain a PhD in Astronomy |
| 34% | FICHTNER | 8 | William —, actor who played Butch Cavendish in 2013 Western film The Lone Ranger |
| 34% | VANESSA | 7 | ___ Williams, actress who played Wilhelmina Slater in the TV series "Ugly Betty" |
| 34% | MASON | 5 | Charles —, astronomer who, with Jeremiah Dixon, surveyed the boundary between Maryland and Pennsylvania in colonial America |
| 34% | NOONE | 5 | Who discovers the perfect crime |
| 34% | WELD | 4 | Former governor William who ran in the Republican presidential primaries in 2020 |
| 34% | MACDUFF | 7 | Character who kills Macbeth in the William Shakespeare play of that name |
| 34% | PATRICK | 7 | ___ Fugit, actor who played William Miller in the comedy-drama "Almost Famous" |
| 34% | DUG | 3 | Sentient species from the planet Malastare who first made an appearance in a 1999 "Star Wars" movie |
| 33% | INGE | 4 | William who won an Oscar in '61 for Best Screenplay for "Splendor in the Grass" |
| 33% | HINES | 5 | Gregory —, US actor who played Sandman Williams in 1984 drama The Cotton Club |
| 33% | STURT | 5 | Charles —, explorer who discovered the Darling River in Australia in 1829 |
| 33% | HERSCHEL | 8 | Surname of the man who discovered Uranus |
| 33% | ZABKA | 5 | William ___, actor who plays Johnny Lawrence in the 1984 martial arts drama film "The Karate Kid" |
| 33% | TAFT | 4 | William Howard ___, 27th President of the United States after whom a city in California is named |