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| Class Type | Date | SailorName | Rank | FleetSize | EventName | |
| OPTIMIST | October,2017 | Ralph CAWTHORNE | 172 | 196 | EOS @IOCAUK | View |
| OPTIMIST | March,2018 | Ralph CAWTHORNE | 167 | 179 | Springs @IOCAUK | View |
| OPTIMIST | October,2016 | Ralph CAWTHORNE | 167 | 181 | Optimist End of Seasons @IOCAUK | View |
| OPTIMIST | May,2017 | Ralph CAWTHORNE | 159 | 207 | Optimist Inlands @IOCAUK | View |
| OPTIMIST | September,2016 | Ralph CAWTHORNE | 158 | 170 | Optimist Champs @IOCAUK | View |
| OPTIMIST | May,2018 | Ralph CAWTHORNE | 128 | 201 | Optimist Inlands @IOCAUK | View |
| OPTIMIST | May,2016 | Ralph Cawthorne | 71 | 80 | Optimist ET | View |
| OPTIMIST | May,2017 | Ralph Cawthorne | 61 | 77 | RYA ET Optimist @IOCAUK | View |