There is a total of 85689 clues beginning with o
- One of the Jonsons
- One of The Judds
- One of the judges in Judges
- One of the Julians
- One of the Kahns
- One of the Kahns et al
- One of the Karamazov brothers
- One of the Karamazovs
- One of the Karamazovs
- One of the Kardashian sisters
- One of the Kardashians
- One of the Katzenjammer Kids
- One of the Katzenjammer Kids
- One of the Katzenjammers
- One of the Kayes
- One of the Kayes
- One of the Keatons
- One of the Keebler elves
- One of the Kellys
- One of the Kennedy brothers
- One of the Kennedy brothers, familiarly
- One of the Kennedy clan
- One of the Kennedys
- One of the Kennedys, and namesakes
- One of the Kennedys
- One of the keynoters
- One of the Keys
- One of the Keys
- One of the Khans
- One of the Khans
- One of the kids
- One of the kids in a 1985 flick
- One of the kids on "South Park"
- One of the kids on "Stranger Things"
- One of the Kims
- One of the kin
- One of the kin (Abbr)
- One of the King Sisters
- One of the King Sisters of 40's music
- One of the kingdoms
- One of the kingdoms
- One of the Kings
- One of the kings in Kings
- One of the kings in the Valley of the Kings, informally
- One of the knights of the Round Table
- One of the Kramdens
- One of the Kuklapolitans
- One of the Kurile Islands
- One of the Kuriles
- One of the LA Rams' Fearsome Foursome
- One of the LA times
- One of the Ladds
- One of the Ladrones
- One of the lagomorphs
- One of the landed gentry
- One of the landed gentry
- One of the Langerhans?
- One of the languages recognized in India's constitution
- One of the lanthanides
- One of the largest megafauna
- One of the largest schools in U S
- One of the last Jap bases, New Guinea
- One of the Lauders
- One of the Lawrences
- One of the lead characters in 24 Across and 60 Across
- One of the league's best
- One of the leagues
- One of the Leagues
- One of the Leagues: Abbr
- One of the Leakeys
- One of the Lees
- One of the Lees
- One of the Leeward Antilles
- One of the Leeward Islands
- One of the Leeward Islands
- One of the Leewards
- One of the Leewards, informally
- One of the Leewards
- One of the legumes
- One of the Lehmans
- One of the Lennon sisters
- One of the Lennons
- One of the lesser apes
- One of the lesser Sunda Islands
- One of the Lesser Sundas
- One of the Lesser Sundas
- One of the Lesters in "Tobacco Road"
- One of the letters of NATO, in the NATO alphabet
- One of the Levant States
- One of the Libra mos
- One of the life sciences: Abbr
- One of the Lincolns
- One of the Lincolns
- One of the Lindberghs
- One of the Lindberghs
- One of the Lipari Islands
- One of the literary Waughs
- One of the Little Einsteins
- One of the little foxes
- One of the little people