|}The Skymas Chase is a Grade 2 National Hunt steeplechase in Ireland which is open to horses aged five years or older. It is run at Down Royal over a distance of about 2 miles and 3½ furlongs (2 miles, 3 furlongs and 120 yards, or 3,931 metres), and it is scheduled to take place each year in November.
The race was first run in 1999. It was awarded Grade 3 status in 2003 and then raised again in 2009, to Grade 2 status. Prior to 2003 the race was run over 2 miles and 2 furlongs.
The race is named after Skymas, winner of the Queen Mother Champion Chase in 1976 and 1977, who was trained near Down Royal. It has been run under various sponsored titles since its inauguration.
Leading jockey since 1999 (4 wins):
Leading trainer since 1999 (7 wins):
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| Year | Winner | Age | Jockey | Trainer | |
| 1999 | Siberian Gale | 7 | Tommy Treacy | Paddy Mullins | |
| 2000 | Rathbawn Prince | 8 | Kieran Kelly | Dessie Hughes | |
| 2001 | Killultagh Storm | 7 | Barry Geraghty | Willie Mullins | |
| 2002 | Moscow Flyer | 8 | Barry Geraghty | Jessica Harrington | |
| 2003 | Splendour | 8 | Barry Geraghty | Suzanne Cox | |
| 2004 | Murphy's Cardinal | 8 | Seamus Durack | Noel Chance | |
| 2005 | no race 2005 | ||||
| 2006 | In Compliance | 6 | Barry Geraghty | Michael O'Brien | |
| 2007 | One Cool Cookie | 6 | David Casey | Charlie Swan | |
| 2008 | Noland | 7 | Ruby Walsh | Paul Nicholls | |
| 2009 | Herecomesthetruth | 7 | Christian Williams | Paul Nicholls | |
| 2010 | The Nightingale | 7 | Ruby Walsh | Paul Nicholls | |
| 2011 | Kauto Stone | 5 | Paul Carberry | Paul Nicholls | |
| 2012 | Cristal Bonus | 6 | Daryl Jacob | Paul Nicholls | |
| 2013 | Rolling Aces | 7 | Nick Scholfield | Paul Nicholls | |
| 2014 | Don Cossack | 7 | Bryan Cooper | Gordon Elliott | |
| 2015 | Ptit Zig | 6 | Sam Twiston-Davies | Paul Nicholls | |
| 2016 | Sub Lieutenant | 7 | David Mullins | Henry de Bromhead | |
| 2017 | Disko | 6 | Sean Flanagan | Noel Meade | |
| 2018 | Snow Falcon | 8 | Sean Flanagan | Noel Meade | |
| 2019 | Real Steel | 6 | Paul Townend | Willie Mullins | |
| 2020 | Battleoverdoyen | 7 | Mark Walsh | Gordon Elliott | |
| 2021 | Envoi Allen | 7 | Rachael Blackmore | Henry de Bromhead | |
| 2022 | Fury Road | 8 | Jack Kennedy | Gordon Elliott | |
| 2023 | Ash Tree Meadow | 7 | Jack Kennedy | Gordon Elliott | |
| 2024 | Found A Fifty | 7 | Sam Ewing | Gordon Elliott |