| Jørgen Holm-Nielsen |
|
As a helmsman in 1991 in the World Championship on 8108 |
| Jørgen Schönherr |
|
As a helmsman in 2001 in the Malmö – GUL on 8728 |
| Jude Beamers |
|
As a crew in 2022 in the Ovington Inland Championship on 9203 |
| Judith French |
|
As a helmsman in 1988 in the UK National Championship on 8117 |
| Judith Williamson |
|
As a helmsman in 2025 in the Open Regatta on 9180 |
| Juha Nurmela |
|
As a crew in 2025 in the Alfons Håkans HangöRegattan on 8912 |
| Juha Pietilä |
|
As a crew in 2014 in the World Championship on 8466 |
| Juhani Heimsch |
|
As a crew in 2025 in the Näsijärven Purjehdusseura/Näsijärvi Segelsällskap on 8053 |
| Jukka Hyvärinen |
|
As a crew in 2008 in the Pre-Worlds & EuroCup Finale on 8768 |
| Jukka Lindfors |
|
As a helmsman in 2008 in the Pre-Worlds & EuroCup Finale on 8057 |
| Jukka Nieminen |
|
As a helmsman in 2018 in the Cannes on 9193 |
| Jukka Saren |
|
As a crew in 2014 in the Nordic & Finnish Championship on 8746 |
| Jukka Suonpää |
|
As a crew in 2019 in the EMK Syysregatta on 8053 |
| Jules Ducelier |
|
As a helmsman in 2014 in the National Espoirs on 9086 |
| Julia Achterberg |
|
As a crew in 2025 in the Blue Garden Riva Cup on 8975 |
| Julia Fuller |
|
As a crew in 2020 in the Wickford Regatta on 8081 |