| 100% | IVANI | 5 | Person who built the first stone Cathedral of the Archangel in Moscow and was also the first person to be buried there |
| 36% | RICHARD | 7 | ___ Rodgers, composer with works like "Oklahoma!' and "The Sound of Music" who was the first person to win the EGOT |
| 34% | GRETATHUNBERG | 13 | First Swedish woman and first person born in the 21st century to be named "Time" magazine's Person of the Year (2 wds.) |
| 34% | OBAMA | 5 | Barack who was Time's Person of the Year in 2008 and 2012 |
| 33% | DIAMONDJIMBRADY | 15 | Tycoon who was reputedly the first person in New York City to own an automobile |
| 33% | BARACKOBAMA | 11 | Political victor who was Time's Person of the Year in 2008 and 2012: 2 wds. |
| 33% | KAMALAHARRIS | 12 | Former California senator who is the first woman and first person of color to be inaugurated as vice president of the United States (2 wds.) |
| 33% | ATOMICPILE | 10 | The first one of these was built by Fermi and his team in 1942 |
| 33% | EDITOR | 6 | Person who is in charge of and determines the final content of a text |
| 33% | MIA | 3 | Actress Farrow who was on the first cover of People magazine in 1974 |
| 32% | HAYES | 5 | Actress Helen who was the first person to win the Triple Crown of Acting |
| 32% | EDITHWHARTON | 12 | 13-Across and 25-Across writer who was the first woman to win a Pulitzer Prize in Literature, for her 1920 novel "The Age of Innocence" (2 wds.) |
| 32% | BEARARMS | 8 | “. . . the right of the people to keep and ___, shall not be infringed” (oft-debated language in the Second Amendment) |
| 32% | ONTHELINE | 9 | In jeopardy ... and where the first words of the answers to starred clues can be found |
| 32% | JACOBY | 6 | Ellsbury who was the first Native American of Navajo descent to play in Major League Baseball |
| 32% | HUCKLEBERRY | 11 | ___ Finn, a fictional character who first appeared in 51a and is a friend of the protagonist |
| 31% | TYUS | 4 | Wyomia ___, former American sprinter who was the first person to retain the Olympic title in the 100 m |
| 31% | MARIA | 5 | ___ Mitchell, astronomer who was the first female professor of astronomy and the first American to discover a comet |
| 31% | WILL | 4 | I was one of the men in "Men in Black" and I'm also father to two singers |
| 31% | DIAMONDJIMBRADY | 15 | Tycoon who was the first person in New York City to own a car |
| 31% | RITE | 4 | Learning to read and w___ is one of the first things taught in school |
| 31% | MARTHAGRAHAM | 12 | American dancer who was the first dancer to perform at the White House and to receive the Presidential Medal of Freedom: 2 wds. |
| 31% | ANNPRESTON | 10 | American physician and activist who was the first female dean of a medical school in the world: 2 wds. |
| 31% | ALTHEA | 6 | Gibson who was the first person of color to win a tennis Grand Slam event |
| 31% | TENZINGNORGAY | 13 | Sherpa who was one of the first two people to conquer Mount Everest: 2 wds. |
| 31% | WONDERWOMAN | 11 | Fictional superhero appearing in comic books who is a founding member of the Justice League and an ambassador of the Amazon people: 2 wds. |
| 31% | IVANIV | 6 | Person who became the Grand Prince of Moscow at the age of three and first Tsar of all Russia at age 16 |
| 31% | JOEYLOGANO | 10 | 2018 and 2022 NASCAR Cup Series champion who was also the NASCAR Rookie of the Year in 2009: 2 wds. |
| 31% | MARTHA | 6 | Little ___, rabbit who was the first of her kind to be launched into space in 1959 |
| 31% | ALTHEAGIBSON | 12 | Tennis great who was the first person of color to win a Wimbledon championship (2 wds.) |