| Year | Class/Event | Dolf van der Giessen | Alex Roose | |
|---|---|---|---|---|
| 1997 | Open Sunfish Worlds | 55 | 47 | |
| 1998 | Sunfish Nationals | Curacao (CUW) | 5 | 6 |
| 1999 | Sunfish Nationals | Curacao (CUW) | 10 | 4 |
| 1999 | Sunfish Friese Vlag regatta | Curacao (CUW) | 6 | 2 |
| 1999 | Open Sunfish Worlds | 83 | 75 | |
| 2000 | Open Sunfish Worlds | 93 | 68 | |
| 2001 | Sunfish Nationals | Curacao (CUW) | 5 | 2 |
| 2001 | Open Sunfish Worlds | 46 | 42 | |
| 2003 | Open Sunfish Worlds | 47 | 53 | |
| 2008 | Sunfish Nationals | Curacao (CUW) | 6 | 7 |
| 2009 | Sunfish Nationals | Curacao (CUW) | 6 | 4 |
| 2012 | Sunfish Zeewedstrijden | Curacao (CUW) | 9 | 13 |
| 2013 | Sunfish Driehoekjes | Curacao (CUW) | 5 | 4 |
| 2013 | Sunfish Pro-Sail-kampioenschap | Curacao (CUW) | 4 | 6 |
| 2014 | Sunfish Pro Sail Championship | Curacao (CUW) | 4 | 5 |
| 2015 | Open Sunfish Worlds | 50 | 53 | |
| 2017 | Sunfish Nationals | Curacao (CUW) | 9 | 8 |
| 2018 | Sunfish Rudy Dovale | Curacao (CUW) | 8 | 7 |
| 2018 | Sunfish Zeewedstrijden | Curacao (CUW) | 8 | 10 |
| 2020 | Sunfish Ayo PJ Sunfish races | Brakkeput (CUW) | 11 | 7 |
| 8 | 12 | |||