| Year | Host | Venue | Results/Photos | Winner |
| 2008 | Kerikeri Radio Yacht Squadron | Lake Manuwai, Kerikeri | 2008 IOM | Craig Smith (AUS) |
| 2007 | Northern Maritime Model Society | Wattle Farm, Manurewa | 2007 IOM / Photos | Cassie Midgley (AUS) |
| 2006 | Wellington Radio Yacht Club | Lowry Bay, Lower Hutt | 2006 IOM | Geoff Smale |
| 2005 | Northern Maritime Model Society | Wattle Farm, Manurewa | 2005 IOM | Paul Jones (AUS) |
| 2004 | Wellington Radio Yacht Club | Lowry Bay, Lower Hutt | 2004 IOM | Paul Jones (AUS) |
| 2003 | Northern Maritime Model Society | Wattle Farm, Manurewa | 2003 IOM | Ian Vickers |
| 2002 | Kerikeri Radio Yacht Squadron | Lake Manuwai, Kerikeri | 2002 IOM | Jeff Byerley (AUS) |
| 2001 | Northern Maritime Model Society | Wattle Farm, Manurewa | 2001 IOM | Ian Vickers |
| 2000 | Kerikeri Radio Yacht Squadron | Lake Manuwai, Kerikeri | 2000 IOM | Trevor Bamforth |
| 1999 | New Plymouth Radio Control Yacht Club | Lake Rotomanu, New Plymouth | Ian Vickers | |
| 1998 | Christchurch Model Yacht Club | Hagley Park, Christchurch | Andrea Chisholm | |
| 1997 | New Plymouth Radio Control Yacht Club | Lake Rotomanu, New Plymouth | Ian Vickers | |
| 1996 | Kerikeri Radio Yacht Squadron | Lake Manuwai, Kerikeri | Craig Smith (AUS) | |
| 1995 | Napier Radio Yacht Squadron | Anderson Park, Taradale | Leon Talaic | |
| 1994 | Waimairi Model Yacht Club | The Groynes, Christchurch | Alan Hayes | |
| 1993 | Wellington Radio Yacht Club | Aotea Lagoon, Porirua | Robert Wattam | |
| 1992 | New Plymouth Radio Control Yacht Club | Lake Rotomanu, New Plymouth | Martin Firebrace | |
| 1991 | Northern Maritime Model Society | Wattle Farm, Manurewa | Martin Firebrace | |
| 1990 | Northern Maritime Model Society | Wattle Farm, Manurewa | David Watson |
International Marblehead
| Year | Host | Venue | Results/Photos | Winner |
| 2007 | Hamilton Radio Yacht Club | Lake Rotoroa, Hamilton | 2007 RM | Keith May |
| 2006 | ||||
| 2005 | North Shore Radio Yacht Squadron | Quarry Lake, Takapuna | ||
| 2004 | ||||
| 2003 | North Shore Radio Yacht Squadron | Quarry Lake, Takapuna | 2003 RM | Carl Weatherill |
| 2002 | ||||
| 2001 | ||||
| 2000 | ||||
| 1999 | ||||
| 1998 | ||||
| 1997 | ||||
| 1996 | ||||
| 1995 | ||||
| 1994 | ||||
| 1993 | ||||
| 1992 | Hamilton Radio Yacht Club | Lake Rotoroa, Hamilton | ||
| 1991 | Northern Maritime Model Society | Wattle Farm, Manurewa | ||
| 1990 | ||||
| 1989 | ||||
| 1988 | Northern Maritime Model Society | Wattle Farm, Manurewa | ||
| 1987 |
International East Coast 12 Metre
| Year | Host | Venue | Results/Photos | Winner |
| 2008 | Waikanae, Kapiti Coast | |||
| 2007 | Christchurch Model Yacht Club | Hagley Park, Christchurch | 2007 EC12 | Bruce Edgar |
| 2006 | Motueka | 2006 EC12 | Bruce Edgar | |
| 2005 | Waikanae, Kapiti Coast | 2005 EC12 | Ross Waring | |
| 2004 | Christchurch Model Yacht Club | Hagley Park, Christchurch | ||
| 2003 | Nelson | Nelson | 2003 EC12 | Bruce Edgar |
| 2002 | Wanganui | 2002 EC12 | Duncan Murchie | |
| 2001 | Christchurch Model Yacht Club | Hagley Park, Christchurch | 2001 EC12Fleet | Bruce Edgar |
| 2000 | Wellington | |||
| 1999 | Christchurch Model Yacht Club | Hagley Park, Christchurch |
Mini40
| Year | Host | Venue | Results/Photos | Winner |
| 1996 | New Plymouth Radio Control Yacht Club | Lake Rotomanu, New Plymouth | Alan Hayes |
Nautic 12
| Year | Host |
Venue |
Results/Photos | Winner |
| 2008 | Northern Maritime Model Society | Wattle Farm, Manurewa | 2008 Nautic 12 | Jim Brown |