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| Class Type | Date | SailorName | Rank | FleetSize | EventName | |
| OPTIMIST | October,2017 | Callum DAVIDSON-GUILD | 1 | 196 | EOS @IOCAUK | View |
| OPTIMIST | March,2018 | Callum DAVIDSON-GUILD | 1 | 179 | Springs @IOCAUK | View |
| OPTIMIST | May,2018 | Callum DAVIDSON-GUILD | 1 | 201 | Optimist Inlands @IOCAUK | View |
| OPTIMIST | May,2017 | Callum DAVIDSON-GUILD | 2 | 79 | Optimist Trials @IOCAUK | View |
| OPTIMIST | September,2014 | Callum Davidson-Guild | 2 | 35 | Welsh Zone Championships 2014 - Optimist Main Fleet | View |
| OPTIMIST | June,2016 | Callum Davidson-Guild | 2 | 92 | Optimist Open | View |
| OPTIMIST | October,2016 | Callum DAVIDSON-GUILD | 2 | 181 | Optimist End of Seasons @IOCAUK | View |
| OPTIMIST | September,2013 | Callum DAVIDSON-GUILD | 3 | 19 | RYA West Zone Championships 2013 - Optimist Fleet | View |
| OPTIMIST | May,2017 | Callum DAVIDSON-GUILD | 3 | 207 | Optimist Inlands @IOCAUK | View |
| No Selection | September,2013 | Callum DAVIDSON-GUILD | 3 | 19 | RYA West Zone Championships 2013 - Optimist Fleet | View |
| Handicap | January,2020 | Callum DAVIDSON-GUILD | 4 | 288 | Selden Sailjuice Winter #5 - Bloody Mary | View |
| OPTIMIST | August,2017 | Callum DAVIDSON-GUILD | 9 | 64 | Senior Gold @IOCAUK | View |
| OPTIMIST | August,2014 | Callum DAVIDSON-GUILD | 10 | 92 | CH Marine Irish Optimist Nationals - Junior Fleet | View |
| OPTIMIST | March,2016 | Callum DAVIDSON-GUILD | 10 | 164 | Optimist Springs | View |
| 420 | October,2019 | Callum Davidson-Guild | 14 | 33 | 420 Winters @Gbr420Team | View |