| 100% | POMPEY | 6 | Member of the First Triumvirate |
| 75% | SETH | 4 | Member of the first family |
| 75% | EVE | 3 | Member of the first family |
| 75% | ABEL | 4 | Member of the first family |
| 75% | XXXXXX | 6 | Member of the first estate |
| 75% | XXXX | 4 | Member of the first family |
| 74% | EXES | 4 | Members of the first wives' club |
| 72% | PACKER | 6 | Member of the first Super Bowl-winning team |
| 70% | WHITEHOUSEDOG | 13 | Barking member of the First Family: 3 wds. |
| 70% | ARMENIAN | 8 | Member of the first state to adopt Christianity as its religion |
| 68% | SNEAD | 5 | Member of the first class of World Golf Hall of Fame inductees, 1974 |
| 66% | MALIK | 5 | Surname of the first member to leave One Direction |
| 64% | TULSI | 5 | ___ Gabbard, the first Hindu member of Congress |
| 64% | JOJOSIWA | 8 | She was a member of the first same-sex dancing partnership on Dancing With the Stars |
| 63% | LARAINENEWMAN | 13 | Female member of the first "Saturday Night Live" cast, known for playing Connie Conehead: 2 wds. |
| 62% | BABE | 4 | With 55-Across, member of the Baseball Hall of Fame's first class |
| 62% | TOOTHISOWNHORN | 14 | The first member of the trio said he'd ... |
| 61% | UHLAN | 5 | Member of a body of lancers first employed in the Polish army |
| 60% | ABBA | 4 | Group whose name combines the first letters of its members' names |
| 60% | AARON | 5 | Alphabetically first member of the Baseball Hall of Fame |
| 59% | EMIL | 4 | Comedian Wakim who is the first Lebanese American cast member of "SNL" |
| 59% | ABBA | 4 | Band known by an acronym for each of the members' first names |
| 59% | TAE | 3 | First-born member of the NJ Music Hall of Fame |
| 58% | ABBA | 4 | Swedish band whose name comes from the first initials of its four members |
| 58% | EDER | 4 | First Green Party member of the Maine House of Representatives, John ___ |
| 58% | JAMAAL | 6 | Representative Bowman, the first male member of "The Squad" |
| 58% | ABBA | 4 | Swedish pop band that has the first letter of each member on its name |
| 56% | OAR | 3 | Member of the crew |
| 56% | ALTO | 4 | Member of the chorus |
| 56% | TIA | 3 | Member of the familia |