Ivy Dahler Butler Pairs – Open
| 2024 | NS: Finn Kolesnik – Justin Mill EW: Adam Kaplan, Shane Harrison |
| 2023 | NS: Axel Johannsson – Kate McCallum EW: David Smith – Neil Ewart (Winners of the Ivy Dahler Trophy) |
| 2022 | Paul Gosney – Tony Leibowitz |
| 2021 | Event cancelled due to Covid-19 pandemic |
| 2020 | NS: Avinash Kanetkar – David Beauchamp EW: Ron Cooper – Jonathan Free |
| 2019 | NS: Jane Beeby – Michael Wilkinson EW: Anne Somerville – Geoff Eyles |
| 2018 | NS: Mike Doecke – Will Jenner-O’Shea EW: Michael Courtney – Sue Ingham |
| 2017 | NS: Danny Sprung – Joann Sprung EW: Jessica Brake – Matthew Brown |
| 2016 | NS: Richard Jedrychowski – Apolina Kowalski EW: Terry Brown – Jeanette Reitzer (Ivy Dahler Trophy) |
| 2015 | Pauline Gumby – Warren Laser |
| 2014 | Geoff Eyles – Anne Somerville |
| 2013 | NS: Michael Wilkinson -Susan Humphries EW: Ann Paton – Hugh Grosvenor |
| 2012 | NS: Sue Ingham – Michael Courtney EW: Jeanette Reitzer – Kieran Dyke |
| 2011 | NS: Pauline Gumby – Warren Lazer EW: Terry Brown – Avi Kanetkar |
| 2010 | EW: John Buckleton – Christine Wilson |
| 2010 | NS: Julie Sheridan – Karen Martelletti |
| 2009 | EW: Nye Griffiths – Ian Robinson |
| 2009 | NS: Richard Jedrychowski – Apolina Kowalski |
| 2008 | A Kanetkar, T Brown |
| 2007 | R Klinger – J Ebery |