| Only American with more homers than Ruth | 40 |
| Only amount that satisfies the greedy | 37 |
| Only asteroid visible with the naked eye | 40 |
| Only astrological sign with an inanimate symbol | 47 |
| Only Beach Boys #1 hit after 1966 | 33 |
| Only beardless one of the Seven Dwarfs | 38 |
| Only Belarus city with an underground metro | 43 |
| Only Bible book that doesn't mention God | 44 |
| Only bird with nostrils on the tip of its beak | 46 |
| Only black child in "South Park" | 42 |
| Only British prime minister of Jewish birth | 43 |
| Only brother not in any Marx Brothers films | 43 |
| Only Canadian major league team, on scoreboards | 47 |
| Only Canadian PM with message on the moon | 41 |
| Only cardinal point not in a U.S. state name | 44 |
| Only Chief Justice to have a state funeral | 42 |
| Only common English word from the Finnish | 41 |
| Only country with a non-rectangular flag | 40 |
| Only country without a rectangular flag | 39 |
| Only crime defined in the Constitution | 38 |
| Only deer in which both sexes have antlers | 42 |
| Only defenseman to lead the NHL in scoring | 42 |
| Only Dolphin quarterback to win a Super Bowl | 44 |
| Only Englishman buried in Arlington | 35 |
| Only Englishman named a Dr. of the Church | 41 |
| Only Englishman to become pope (1154) | 37 |
| Only Englishman to head the Vatican | 35 |
| Only ex-wife of a U.S. president | 32 |
| Only female Argonaut, per some sources | 38 |
| Only female character in a classic 1926 book | 44 |
| Only five-time U.S. Horse of the Year | 37 |
| Only form that carbohydrates take? | 34 |
| Only God can make one, according to Kilmer | 42 |
| Only head coach in six Super Bowls | 34 |
| Only Hitchcock film to get a Best Picture Oscar | 47 |
| Only Hitchcock film to win Best Picture | 39 |
| Only horse to beat Man o' War | 33 |
| Only horse to defeat Man o' War | 35 |
| Only if it's worth the trade-off | 36 |
| Only inanimate zodiac representation | 36 |
| Only Indonesian-speaking President | 34 |
| Only just managed (with "out") | 40 |
| Only just managed, with "out" | 39 |
| Only key Irving Berlin composed in | 34 |
| Only Literature Nobelist also to win an Oscar | 45 |
| Only major tourney that Sam Snead failed to win | 47 |
| Only male singles Career Golden Slam winner | 43 |
| Only mammal with horns made of keratin | 38 |
| Only man to be U.S. President and Chief Justice | 47 |
| Only man to win both a Nobel Prize and an Oscar | 47 |
| Only man to win two tennis Grand Slams | 38 |
| Only Met ever to have a 30-game hitting streak | 46 |
| Only metal that's liquid at room temperature | 48 |
| Only MLB'er to hit 60 homers thrice | 39 |
| Only mo. all four major sports are played | 41 |
| Only mo. that can begin and end on the same day | 47 |
| Only mo. that can start and end on the same day | 47 |
| Only money accepted at the Sky Mall? | 36 |
| Only Mouseketeer personally chosen by Walt Disney | 49 |
| Only murderer to be named Super Bowl MVP | 40 |
| Only N.L. pitcher to win four Cy Young Awards | 45 |
| Only NFC team to never to play in the Super Bowl | 48 |
| Only NFL coach to have a perfect season | 39 |
| Only non-U.S. M.L.B. team, on scoreboards | 41 |
| Only non-U.S. M.L.B. team: Abbr. | 32 |
| Only nonrhyming ghost in Ms. Pac-Man | 36 |
| Only Norwegian band to do a James Bond theme song | 49 |
| Only O.T. book that never mentions God: Abbr. | 45 |
| Only one bears the name of a U.S. president | 43 |
| Only one of the Seven Dwarfs to wear glasses | 44 |
| Only one-word anagram of a day of the week | 42 |
| Only other state in Alaska's time zone | 42 |
| Only perfect World Series pitcher | 33 |
| Only person to decline the Nobel Peace Prize | 44 |
| Only person to win both an Oscar and a Nobel | 44 |
| Only place where some ideas look good | 37 |
| Only planet with exactly one moon | 33 |
| Only player named MVP in the ABA and NBA | 40 |
| Only player to ever sink an ace in a Skins Game | 47 |
| Only player to win an MVP in the ABA and NBA | 44 |
| Only player to win Wimbledon as a wild card | 43 |
| Only president born in New Hampshire | 36 |
| Only president for two nonconsecutive terms | 43 |
| Only president other than LBJ born in Texas | 43 |
| Only President to sit on the Supreme Court | 42 |
| Only president to win a Pulitzer | 32 |
| Only president who was also chief justice | 41 |
| Only QB to start five Super Bowls | 33 |
| Only reason to watch the Super Bowl, some say | 45 |
| Only recipient of a degree in enigmatology | 42 |
| Only reigning pope to write an autobiography | 44 |
| Only republic on the Arabian Peninsula | 38 |
| Only soccer player who can throw the ball | 41 |
| Only speaking female in Pooh books | 34 |
| Only state bordered by just one other | 37 |
| Only state capital written with a period | 40 |
| Only state never under a foreign flag | 37 |
| Only state that borders six states and Canada | 45 |
| Only state with a three-word capital | 36 |
| Only state with two Ivy League schools | 38 |