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.
| 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 | Alex Wong Siu-tan | 2:23.90 | |
| 1984 | Midas Touch | P Young | Alex Wong Siu-tan | 2:26.60 | |
| 1985 | Great Speed | Tony Chan Pak-hung | D Kent | 2:17.50 | |
| 1986 | Moulton Boy | Peter Leyshan | A Ward | 2:19.90 | |
| 1987 | Dudley Wood | Peter Leyshan | Wong Tang-ping | 2:22.50 | |
| 1988 | Always Win | Tony Cruz | Lawrie Fownes | 2:15.50 | |
| 1989 | Stingray | Geoff Allendorf | John Moore | 2:16.70 | |
| 1990 | Reliable Source | Declan Murphy | Peter Ng Bik-kuen | 2:20.50 | |
| 1991 | Wonderful World | Dennis Yip Chor-hong | Eddie Lo Kwok-chow | 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 | Willy Kan Wai-yue | Brian Kan Ping-chee | 2:31.30 |
| 1999 | Ho Ho | 5 | Éric Legrix | Patrick Biancone | 2:28.60 |
| 2000 | Idol | 3 | Weichong Marwing | Alex Wong Siu-tan | 2:30.70 |
| 2001 | Rainbow And Gold | 4 | Éric Legrix | Brian Kan Ping-chee | 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 | Dennis Yip Chor-hong | 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 | Alex Lai Hoi-wing | Peter Ho Leung | 2:27.82 |
| 2010 | Fat Choy Ichiban | 5 | Howard Cheng Yue-tin | Dennis Yip Chor-hong | 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 | Vincent Ho Chak-yiu | David Hall | 2:28.06 |
| 2020 | Chefano | 5 | Matthew Chadwick | John Moore | 2:27.05 |
| 2021 | Butterfield | 5 | Matthew Poon Ming-fai | Danny Shum Chap-shing | 2:28.14 |
| 2022 | Senor Toba | 4 | João Moreira | Caspar Fownes | 2:33.16 |
| 2023 | Straight Arron | 4 | Vincent Ho Chak-yiu | Caspar Fownes | 2:30.72 |
| 2024 | La City Blanche | 5 | Matthew Chadwick | Tony Cruz | 2:25.46 |
| 2025 | Bundle Award | 4 | Zac Purton | John Size | 2:29.72 |