The Queen Mother Memorial Cup is a Group 3 Thoroughbred handicap horse race in Hong Kong in commemoration of Queen Elizabeth The Queen Mother, run at Sha Tin over 2400 metres in June.
Horses rated 80 and above which have not won a Group 1 or Hong Kong Group 1 race in the season are qualified to enter the race.
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| Year | Winner | Age | Jockey | Trainer | Time | |
| 1981 | Galveston | Willie Carson | ||||
| 1982 | Top Champ | Philippe Paquet | M K Tam | 2:13.90 | ||
| 1983 | Dudley Wood | K S Wong | S T Wong | 2:23.90 | ||
| 1984 | Midas Touch | P Young | S T Wong | 2:26.60 | ||
| 1985 | Great Speed | P H Chan | D Kent | 2:17.50 | ||
| 1986 | Moulton Boy | Peter Leyshan | A Ward | 2:19.90 | ||
| 1987 | Dudley Wood | Peter Leyshan | T P Wong | 2:22.50 | ||
| 1988 | Always Win | A S Cruz | Lawrie Fownes | 2:15.50 | ||
| 1989 | Stingray | Geoff Allendorf | John Moore | 2:16.70 | ||
| 1990 | Reliable Source | Declan Murphy | B K Ng | 2:20.50 | ||
| 1991 | Wonderful World | C H Yip | K C Lo | 2:16.60 | ||
| 1992 | Rancher | Gérald Mossé | Patrick Biancone | 2:33.50 | ||
| 1993 | Fortune Leader | Basil Marcus | David Hill | 2:31.60 | ||
| 1994 | Fortune Duke | Lance O'Sullivan | Geoff Lane | 2:34.40 | ||
| 1995 | Cricket Lord | Lance O'Sullivan | Lawrie Fownes | 2:29.80 | ||
| 1996 | Mazal | 4 | John Marshall | David Oughton | 2:27.90 | |
| 1997 | Mazal | 5 | Éric Saint-Martin | David Oughton | 2:29.40 | |
| 1998 | Fat Choy Together | 5 | W Y Kan | P C Kan | 2:31.30 | |
| 1999 | Ho Ho | 5 | Éric Legrix | Patrick Biancone | 2:28.60 | |
| 2000 | Idol | 3 | Weichong Marwing | S T Wong | 2:30.70 | |
| 2001 | Rainbow And Gold | 4 | Éric Legrix | P C Kan | 2:30.70 | |
| 2002 | Caracoler | 5 | Wendyll Woods | David Hayes | 2:37.10 | |
| 2003 | Supreme Rabbit | 4 | Felix Coetzee | Tony Cruz | 2:27.80 | |
| 2004 | Industrial Success | 4 | Douglas Whyte | C H Yip | 2:30.00 | |
| 2005 | Saturn | 5 | Robbie Fradd | Caspar Fownes | 2:31.20 | |
| 2006 | Dr Well | 5 | Chris Munce | John Size | 2:26.30 | |
| 2007 | Ever Bright | 4 | Danny Nikolic | Paul O'Sullivan | 2:27.80 | |
| 2008 | Ever Bright | 5 | Brett Prebble | Paul O'Sullivan | 2:26.80 | |
| 2009 | Mr Medici | 4 | H W Lai | L Ho | 2:27.82 | |
| 2010 | Fat Choy Ichiban | 5 | Y T Cheng | C H Yip | 2:28.08 | |
| 2011 | Super Pistachio | 5 | Matthew Chadwick | Tony Cruz | 2:30.64 | |
| 2012 | Dominant | 4 | Douglas Whyte | John Moore | 2:27.75 | |
| 2013 | Dominant | 5 | Zac Purton | John Moore | 2:29.98 | |
| 2014 | Bubble Chic | 6 | Karis Teetan | David Hall | 2:33.62 | |
| 2015 | Helene Happy Star | 4 | Neil Callan | John Moore | 2:30.70 | |
| 2016 | Ambitious Champion | 6 | Chad Schofield | Richard Gibson | 2:29.75 | |
| 2017 | Eagle Way | 4 | João Moreira | John Moore | 2:25.48 | |
| 2018 | Exultant | 4 | Zac Purton | Tony Cruz | 2:25.98 | |
| 2019 | Ho Ho Khan | 4 | C Y Ho | David Hall | 2:28.06 | |
| 2020 | Chefano | 5 | Matthew Chadwick | John Moore | 2:27.05 | |
| 2021 | Butterfield | 5 | Matthew Poon | Danny Shum | 2:28.14 | |
| 2022 | Senor Toba | 4 | João Moreira | Caspar Fownes | 2:33.16 | |
| 2023 | Straight Arron | 4 | Vincent C Y Ho | Caspar Fownes | 2:30.72 | |
| 2024 | La City Blanche | 5 | Matthew Chadwick | Tony Cruz | 2:25.46 |