| 100% | KAZZIA | 6 | 2002 winner of the Oaks and 1,000 Guineas ridden by Frankie Dettori |
| 50% | MELD | 4 | 1955 St Leger, Oaks and 1,000 Guineas winner ridden by Harry Carr |
| 46% | BLUE | 4 | & 23A 2011 1,000 Guineas winner ridden by Frankie Dettori |
| 43% | WAS | 3 | 2012 winner of the Oaks ridden by Seamie Heffernan |
| 43% | LOOKHERE | 8 | 2008 winner of The Oaks ridden by Seb Sanders |
| 43% | SARISKA | 7 | 2009 winner of The Oaks ridden by Jamie Spencer |
| 43% | OUIJABOARD | 10 | 2004 winner of The Oaks ridden by Kieren Fallon |
| 41% | ISLANDSANDS | 11 | 1999 2,000 Guineas winner ridden by Frankie Dettori |
| 35% | MOONBALLAD | 10 | Horse ridden by Frankie Dettori that won the 2003 Dubai World Cup |
| 33% | SECRETARIAT | 11 | Winner of the US Triple Crown in 1973 ridden by Ron Turcotte |
| 32% | BADGUY | 6 | Hit song by the 1-Across winner whose name is spelled out by the final three letters of 21-, 25-, 47- and 52-Across |
| 32% | MELD | 4 | Horse that won the St Leger, Oaks and 1,000 Guineas in 1955 |
| 32% | MELD | 4 | Horse that won the 1955 St Leger, Oaks and 1,000 guineas |
| 31% | SOUND | 5 | With 5- and 1-Down, 2015 Album of the Year nominee by Alabama Shakes |
| 31% | UNFORGETTABLE | 13 | Song of the Year Grammy winner (1992) sung by Nat King Cole and Natalie Cole |
| 30% | PETEREBDON | 10 | Winner of the 2002 World Snooker Championship |
| 29% | MARKOMEARA | 10 | Winner of the 1998 Masters and British Open |
| 29% | TRICKY | 6 | Word spelled phonetically by the starts of 1-, 20-, 27-, 36-, 49- and 56-Across |
| 29% | BEEM | 4 | Rich —, winner of the 2002 PGA Championship |
| 29% | HAAFHD | 6 | Horse ridden by Richard Hills that won the 2004 2,000 Guineas |
| 28% | EMINEM | 6 | Winner of the 2002 Academy Award for Best Original Song |
| 28% | AGASSI | 6 | Winner of the four tennis majors and Olympic 8-Down |
| 28% | JERSEYBOYS | 10 | 2006 Tony Award Best Musical winner based on the story of Frankie Valli and the Four Seasons |
| 28% | EBDON | 5 | Peter —, winner of the 2002 World Snooker Championship |
| 28% | PETER | 5 | & 11A Winner of the 2002 World Snooker Championship |
| 28% | EBDON | 5 | Peter -, winner of the 2002 World Snooker Championship |
| 28% | HELENMIRREN | 11 | Winner of the Triple Crown of Acting (Oscar, Tony and Emmy) |
| 28% | MARKSELBY | 9 | Winner of the World Snooker Championship in 2014, 2016 and 2017 |