| Class: | Listed |
| Horse Race: | King George V Cup |
| Location: | Leopardstown County Dublin, Ireland |
| Race Type: | Flat / Thoroughbred |
| Website: | Leopardstown |
| Distance: | 1m 4f (2,413 metres) |
| Surface: | Turf |
| Track: | Left-handed |
| Qualification: | Three-year-olds* *Excluding G1 / G2 winners |
| Weight: | 9 st 5 lb Allowances 3 lb for fillies Penalties 5 lb for G3 winners* 3 lb for Listed winners* *from 1 January 2021 |
| Purse: | €37,500 (2021) 1st: €22,125 |
|}The King George V Cup is a Listed flat horse race in Ireland open to horses aged three years only.It is run at Leopardstown over a distance of 1 mile and 4 furlongs (2,413 metres), and it is scheduled to take place each year in June.
The race was first run in 2008 as the Nijinsky Stakes, before being renamed the King George V Cup in 2013. The race reverted to its original title in 2020 and 2021 before changing to the King George V Cup again from the 2022 running.
Leading jockey (2 wins):
Leading trainer (5 wins):
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| Year | Winner | Jockey | Trainer | Time | |
|---|---|---|---|---|---|
| 2008 | Navajo Moon | Danny Grant | David Wachman | 1:54.13 | |
| 2009 | Shreyas | Kevin Manning | Jim Bolger | 1:52.29 | |
| 2010 | Rose Hip | Chris Hayes | Joseph G Murphy | 1:52.58 | |
| 2011 | Laughing | Wayne Lordan | Charles O'Brien | 2:22.32 | |
| 2012 | Backbench Blues | Fran Berry | Jessica Harrington | 2:32.33 | |
| 2013 | Dibayani | Declan McDonogh | Michael Halford | 2:19.01 | |
| 2014 | Roheryn | Colin Keane | Ger Lyons | 2:36.45 | |
| 2015 | Radanpour | Pat Smullen | Dermot Weld | 2:37.04 | |
| 2016 | The Major General | Michael Hussey | Aidan O'Brien | 2:39.41 | |
| 2017 | Grandee | Colm O'Donoghue | Jessica Harrington | 2:38.34 | |
| 2018 | Giuseppe Garibaldi | Donnacha O'Brien | Aidan O'Brien | 2:34.45 | |
| 2019 | Rakan | Chris Hayes | Dermot Weld | 2:39.98 | |
| 2020 | Delphi | Wayne Lordan | Aidan O'Brien | 2:39.13 | |
| 2021 | Fernando Vichi | Gavin Ryan | Donnacha O'Brien | 2:35.38 | |
| 2022 | Cairde Go Deo | Colin Keane | Ger Lyons | 2:43.69 | |
| 2023 | Tower of London | Ryan Moore | Aidan O'Brien | 2:42.60 | |
| 2024 | Portland | Ryan Moore | Aidan O'Brien | 2:38.87 |