| Jonas Berntsson |
|
As a helmsman in 2023 in the European Championship on 9187 |
| Jonas Christiansen |
|
As a helmsman in 2026 in the YSS-Cup SWE 505 Cup 2 on 8232 |
| Jonas Harnacke |
|
As a crew in 2026 in the Frühjahrswettfahrten on 8282 |
| Jonas Nissen |
|
As a crew in 2023 in the Riva del Garda on 9199 |
| Jonas Palmkvist |
|
As a crew in 2026 in the Saltsjöbadsregattan on 9280 |
| Jonas Royla |
|
As a crew in 2018 in the Kieler Woche on 9035 |
| Jonas Vogt |
|
As a helmsman in 2015 in the Oktoberfestpreis on 8807 |
| Jonas von Weidenberg |
|
As a helmsman in 2005 in the Kieler Woche on 8065 |
| Jonas Wising |
|
As a crew in 2023 in the Svenskt Mästerskap on 8917 |
| Jonat Mildred |
|
As a crew in 1999 in the World Championship on 8707 |
| Jonathan Carter |
|
As a crew in 2017 in the 505 Open on 8881 |
| Jonathan Clark |
|
As a crew in 2013 in the North American Championship on 8645 |
| Jonathan Gleason |
|
As a crew in 2025 in the Midwinter Championship on 9003 |
| Jonathan Ham |
|
As a crew in 2024 in the South Africa Nationals on -879 |
| Jonathan Hughes |
|
As a helmsman in 1989 in the UK National Championship on 8207 |
| Jonathan Livingston |
|
As a crew in 1996 in the St. Francis Spring Dinghy on 8084 |
| Jonathan Livingstone |
|
As a crew in 1995 in the North American Championship on 8084 |
| Jonathan Phillips |
|
As a helmsman in 2014 in the East Coast Championship on 8722 |