| One-legged ballet pose | 22 |
| One-legged camera stand | 23 |
| One-legged captain of fiction | 29 |
| One-legged literary character | 29 |
| One-legged protagonist | 22 |
| One-liner from the pulpit? | 26 |
| One-liner legend Youngman | 25 |
| One-liner man Youngman | 22 |
| One-man band performances | 25 |
| One-man Broadway hit of 1989 | 28 |
| One-man show about Capote | 25 |
| One-man show set in 1975 | 24 |
| One-masters of Mideast | 22 |
| One-million connection | 22 |
| One-million connectors | 22 |
| One-millionth of a meter | 24 |
| One-name R&B artist | 23 |
| One-name singer of the 1960s | 28 |
| One-name soccer legend | 22 |
| One-named 1970's singer | 27 |
| One-named 2009 Oscar winner | 27 |
| One-named 90's singer | 25 |
| One-named actor from Tel Aviv | 29 |
| One-named art deco designer | 27 |
| One-named art deco master | 25 |
| One-named Barbadian singer | 26 |
| One-named British pop singer | 28 |
| One-named costume designer | 26 |
| One-named Deco designer | 23 |
| One-named ECW wrestler | 22 |
| One-named fashion designer | 26 |
| One-named fashion illustrator | 29 |
| One-named fictional detective | 29 |
| One-named flamenco guitarist | 28 |
| One-named folk music great | 26 |
| One-named former supermodel | 27 |
| One-named Gaelic folk singer | 28 |
| One-named Gaelic singer | 23 |
| One-named Grammy winner | 23 |
| One-named Greek musician | 24 |
| One-named Greek singer | 22 |
| One-named Irish folk singer | 27 |
| One-named Irish Grammy winner | 29 |
| One-named Irish singer | 22 |
| One-named Italian model | 23 |
| One-named Italian supermodel | 28 |
| One-named jazzy singer | 22 |
| One-named Milanese model | 24 |
| One-named model-turned-actor | 28 |
| One-named model/actress | 23 |
| One-named neo-soul singer | 25 |
| One-named New Age keyboardist | 29 |
| One-named New Age musician | 26 |
| One-named New Age pianist | 25 |
| One-named New Age singer | 24 |
| One-named New Age vocalist | 26 |
| One-named Nigerian singer | 25 |
| One-named Nigerian songstress | 29 |
| One-named Oscar winner | 22 |
| One-named plus-size model | 25 |
| One-named pop superstar | 23 |
| One-named Queen of Tejano | 25 |
| One-named R&B artist | 24 |
| One-named R&B singer | 24 |
| One-named rap star/actress | 26 |
| One-named rapper-turned-actor | 29 |
| One-named rapper/actress | 24 |
| One-named rocker/actor | 22 |
| One-named silkscreen designer | 29 |
| One-named singer from Greece | 28 |
| One-named singer from Nigeria | 29 |
| One-named singer of the 1960s | 29 |
| One-named singer/actress | 24 |
| One-named soccer immortal | 25 |
| One-named soccer legend | 23 |
| One-named Somali model | 22 |
| One-named Somalian model | 24 |
| One-named Somalian supermodel | 29 |
| One-named Spanish entertainer | 29 |
| One-named Spanish singer | 24 |
| One-named sports legend | 23 |
| One-named Swedish pop singer | 28 |
| One-named Swedish songstress | 28 |
| One-named Tejano singer | 23 |
| One-named Tevye portrayer | 25 |
| One-named Vegas headliner | 25 |
| One-named Venetian master | 25 |
| One-named western hero | 22 |
| One-night stand necessity | 25 |
| One-nighters for Jo Anne | 24 |
| One-of-a-kind Dutch cheese? | 27 |
| One-of-a-kind find, to Caesar | 29 |
| One-on-one beneficiary | 22 |
| One-on-one fencing sport | 24 |
| One-on-one gamble, usually | 26 |
| One-on-one Olympic sport | 24 |
| One-on-one with a big shot | 26 |
| One-person opera performances | 29 |
| One-person performance | 22 |
| One-person performances | 23 |