| One of the Longs of La. | 23 |
| One of the Longs | 16 |
| One of the Long fellows | 23 |
| One of the long bones | 21 |
| One of the living dead | 22 |
| One of the lives in Plutarch's "Lives" | 52 |
| One of the Little Women | 23 |
| One of the little things in life? | 33 |
| One of the little piggies | 25 |
| One of the little people | 24 |
| One of the little foxes | 23 |
| One of the Little Einsteins | 27 |
| One of the literary Waughs | 26 |
| One of the Lindberghs | 21 |
| One of the Lincolns | 19 |
| One of the life sciences: Abbr. | 31 |
| One of the Levant States | 24 |
| One of the Lesser Sundas | 24 |
| One of the lesser Kardashians | 29 |
| One of the leporids | 19 |
| One of the leporidae | 20 |
| One of the Lennons | 18 |
| One of the Lennon sisters | 25 |
| One of the legumes | 18 |
| One of the Leewards, informally | 31 |
| One of the Leewards | 19 |
| One of the Leeward Islands | 26 |
| One of the Leeward Antilles | 27 |
| One of the leagues: Abbr. | 25 |
| One of the Leagues | 18 |
| One of the leaders on a talk show | 33 |
| One of the Lauders | 18 |
| One of the lanthanides | 22 |
| One of the landed gentry | 24 |
| One of the Lakers | 17 |
| One of the Ladds | 16 |
| One of the L.A. times | 21 |
| One of the L.A. Rams' Fearsome Foursome | 43 |
| One of the Krupps | 17 |
| One of the Kramdens | 19 |
| One of the kitchen police | 25 |
| One of the kings in Kings | 25 |
| One of the Kings | 16 |
| One of the kingdoms | 19 |
| One of the king's men | 25 |
| One of the King Sisters of 40's music | 41 |
| One of the King Sisters | 23 |
| One of the kin (Abbr.) | 22 |
| One of the kin | 14 |
| One of the kids in a 1985 flick | 31 |
| One of the Khans | 16 |
| One of the Keys | 15 |
| One of the Kennedys, and namesakes | 34 |
| One of the Kennedys | 19 |
| One of the Kennedy clan | 23 |
| One of the Keebler elves | 24 |
| One of the Keatons | 18 |
| One of the Kayes | 16 |
| One of the Katzenjammer Kids | 28 |
| One of the Kardashians | 22 |
| One of the Karamazovs | 21 |
| One of the Karamazov brothers | 29 |
| One of the Kahns et al. | 23 |
| One of the Julians | 18 |
| One of the judges in Judges | 27 |
| One of the Judds | 16 |
| One of the Joneses | 18 |
| One of the Jones boys | 21 |
| One of the Jonas brothers | 25 |
| One of the Joliot-Curies | 24 |
| One of the joints | 17 |
| One of the Johnsons | 19 |
| One of the Jetsons | 18 |
| One of the Jets' Super Bowl heroes | 38 |
| One of the Jays, Rays, or A's | 33 |
| One of the Jacksonville Jaguars's team colors | 49 |
| One of the Jacksons | 19 |
| One of the Jackson Five | 23 |
| One of the Jackson 5 | 20 |
| One of the Jacks | 16 |
| One of the Ivys | 15 |
| One of the Ivies, informally | 28 |
| One of the Ivies, for short | 27 |
| One of the Ivies | 16 |
| One of the Isley Brothers | 25 |
| One of the Islas Baleares | 25 |
| One of the Irvings | 18 |
| One of the Iroquois | 19 |
| One of the Ionian Islands | 25 |
| One of the Inner Hebrides | 25 |
| One of the inner circle | 23 |
| One of the inn crowd | 20 |
| One of the inert gases | 22 |
| One of the Indigo Girls | 23 |
| One of the Indianapolis 500 | 27 |
| One of the Indian languages | 27 |
| One of the Huxtables on TV | 26 |
| One of the Huxtables | 20 |
| One of the Huxtable kids | 24 |
| One of the Huxtable girls | 25 |