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| Class Type | Date | SailorName | Rank | FleetSize | EventName | |
| LASER RADIAL | March,2009 | Siwan Bryn Roberts | 100 | 109 | Qualifier | View |
| LASER RADIAL | March,2010 | Siwan Bryn Roberts | 93 | 122 | Radial Qualifier | View |
| Laser Radial | May,2008 | Siwan Bryn Roberts | 79 | 81 | Radial Qualifier | View |
| Laser Radial | September,2008 | Siwan Bryn Roberts | 68 | 83 | Radial Q | View |
| LASER RADIAL | May,2009 | Siwan Bryn Roberts | 67 | 71 | Radial Qualifier | View |
| LASER RADIAL | April,2009 | Siwan Bryn ROBERTS | 42 | 47 | RYA Youth National Championships and Trials - SILVER Final | View |
| LASER 4.7 | October,2009 | Siwan Bryn Roberts | 27 | 33 | Inland Championship | View |
| LASER 4.7 | August,2010 | Siwan bryn ROBERTS | 17 | 39 | National Championships | View |