Winners Duke Trophy
This Trophy was presented to Killiney Golf Club by Nigel Duke in 2016. It is the scratch matchplay trophy. Picture shows Nigel Duke presenting to 2020 winner Gavin Homan.
| Year | Winners | ||
| 2016 | Dermot McCarthy | ||
| 2017 | Dermot McCarthy | ||
| 2018 | Nigel Duke | ||
| 2019 | Nigel Duke | ||
| 2020 | Gavin Homan | ||
| 2021 | |||
| 2022 | Brandon St John | ||
| 2023 | Samuel Inglis | ||