| 100% | IGGYAZALEA | 10 | "Fancy" singer featured on "Problem" who in 2014 became the second ever to be simultaneously #1 and #2 with her first two hits: 2 wds. |
| 65% | THEBEATLES | 10 | "I Want to Hold Your Hand" and "She Loves You" group who in 1964 became the first ever to be simultaneously #1 and #2 with their first two hits: 2 wds. |
| 50% | IGGYAZALEA | 10 | "Fancy" singer who is one of only two music acts to have their first two hit singles rank #1 and #2 simultaneously on the U.S. "Billboard" Hot 100 chart (2 wds.) |
| 42% | ETHELWATERS | 11 | Harlem Renaissance singer and actress who was the first African American to star in her own TV show: 2 wds. |
| 39% | STEVIENICKS | 11 | American singer and songwriter who became the first woman to be inducted twice into the Rock and Roll Hall of Fame: 2 wds. |
| 38% | JOSECANSECO | 11 | Retired ballplayer who was the first to hit 40 homers and steal 40 bases in the same season: 2 wds. |
| 37% | SARAHPALIN | 10 | In 2006, she became the first woman to be elected governor of Alaska: 2 wds. |
| 37% | SUSANAMARTINEZ | 14 | In 2010, she became the first woman to be elected governor of New Mexico: 2 wds. |
| 37% | NIKKIHALEY | 10 | In 2010, she became the first woman to be elected governor of South Carolina: 2 wds. |
| 37% | GWENJORGENSEN | 13 | American distance runner and two-time ITU World Champion who was the first to win a triathlon gold for USA in the Olympics: 2 wds. |
| 37% | BUZZALDRIN | 10 | Astronaut who partnered 31a on the moon mission and became the second person to walk on it: 2 wds. |
| 36% | ALEXRODRIGUEZ | 13 | Mariners shortstop who, in 1998, became the youngest player to that point to hit 40 homers and steal 40 bases: 2 wds. |
| 36% | STEPHENSTILLS | 13 | American singer and songwriter who is the first artist to be inducted twice on the same night into the Rock and Roll Hall of Fame: 2 wds. |
| 36% | MARIAHCAREY | 11 | "Fantasy" singer who recently became the first person to top the Billboard Hot 100 in four different decades: 2 wds. |
| 36% | CARLOSALCARAZ | 13 | Spanish tennis player who became the youngest man to be ranked #1, at 19, in 2022: 2 wds. |
| 36% | LLEYTONHEWITT | 13 | Australian tennis player who became the youngest man to be ranked #1, at 20, in 2001: 2 wds. |
| 36% | LORENAOCHOA | 11 | She was the first Mexican golfer to rank #1 in the world and received golf's Bob Jones Award in 2011: 2 wds. |
| 35% | CATEBLANCHETT | 13 | "Blue Jasmine" and "The Aviator" star who was the first Australian to win Oscars in two acting categories (2 wds.) |
| 35% | NEILARMSTRONG | 13 | Astronaut whose birthday it is today, who became the first man to set foot on the Moon: 2 wds. |
| 35% | CAMILACABELLO | 13 | Singer who collaborated with Machine Gun Kelly in 2017 on the #4 hit "Bad Things": 2 wds. |
| 35% | JENNIFERLOPEZ | 13 | Singer famous for her hit song "On the Floor" with Pitbull, who also starred as the lead role in the film "Maid in Manhattan": 2 wds. |
| 35% | REGINABELLE | 11 | "Baby Come to Me" singer who collaborated with 44-Across on the R&B hits "Without You" and 34-Across (2 wds.) |
| 35% | BRITNEYSPEARS | 13 | "Slumber Party" singer who is the youngest person to be both host and musical guest on "Saturday Night Live" (2 wds.) |
| 34% | BRUNOMARS | 9 | "24K Magic" singer who was the featured act in the 2014 Super Bowl halftime show: 2 wds. |
| 34% | MAHERSHALAALI | 13 | First black actor to win two Oscars in the same category, and only the second to win two competitive Oscars: 2 wds. |
| 34% | GLADYSKNIGHT | 12 | "Midnight Train to Georgia" singer who was the Bee on season 1 of "The Masked Singer": 2 wds. |
| 34% | SHOHEIOHTANI | 12 | Japanese MLB player who was the first player in history to be a pitcher and hitter in the All-Star Game, in 2021: 2 wds. |
| 34% | EDMUNDHILLARY | 13 | Mountaineer who climbed Mount Everest with Tenzing Norgay and became the first climbers to have reached the summit of the mountain: 2 wds. |
| 34% | JIMMIEALLEN | 11 | "Best Shot" singer who collaborated with Brad Paisley on the 2021 country hit "Freedom Was a Highway": 2 wds. |
| 34% | RODCAREW | 8 | Minnesota Twins first and second baseman who was inducted into the Baseball Hall of Fame in 1991: 2 wds. |