Laser 4.7 Youth European Championship & Open European Trophy 2020
Coach/support boats registration are now closed (see Notice of Race).
Coaches/Support boats registered
| Country | Name | Estimated supported sailors |
|---|---|---|
 Belgium | Yves BRASSEUR | 3 |
| Belgium | Kevin BONNEVIE | 2 |
 Bulgaria | Yana VASSILEVA | 3 |
 Croatia | Toma VISIC | 5 |
 France | Daniel KURBIEL | 2 |
 Germany | Michael FELLMANN | 6 |
| Germany | Paul KESSLER | 2 |
 Great Britain | Mathew GRAHAM-TROLL | 4 |
| Great Britain | James HADDEN | 8 |
| Great Britain | Jon EMMETT | 10 |
 Greece | Michalis KARASTAMATIS | 3 |
| Greece | George KEFALLONITIS | 6 |
| Greece | Panagiotis VERGINADIS | 7 |
| Greece | Nikolaos CHRYSOS | 3 |
| Greece | Harris GANIATSAS | 6 |
| Greece | Georgios MASTRANTONAKIS | 4 |
| Greece | Vagelis CHIMONAS | 5 |
 Guatemala | Javier GUITIAN SARRIA | 2 |
 Hungary | Jozsef CSOMAI | 5 |
 Israel | Gal KLARFELD | 5 |
 Italy | Fabrizio LAZZERINI | 7 |
| Italy | Valerio BRIGHENTI | 3 |
| Italy | Giovanni MAGLIULO | 2 |
| Italy | Matteo RAVEGLIA | 6 |
| Italy | Patacca ANDREA | 3 |
| Italy | Erberto SIBILIA | 4 |
| Italy | Marco DAINESE | 4 |
| Italy | Denis FINDERLE | 1 |
 Netherlands | Marc DE HAAS | 6 |
| Netherlands | Niels BROEKHUIZEN | 6 |
| Netherlands | Shivam RAMDAS | 5 |
 Poland | Aleksander ARIAN | 5 |
| Poland | Jakub ROSLON | 4 |
| Poland | Aleksander ARIAN | 5 |
| Poland | Lew GOłDA | 6 |
 Portugal | Francisco MELO | 3 |
| Portugal | Carlos MARTINS | 3 |
| Portugal | Joana CABRAL | 6 |
| Portugal | Arménio RODRIGUES | 3 |
| Portugal | Edgar PADUA | 1 |
| Portugal | Carlos BORGES | 1 |
| Portugal | Joaquim COUTINHO | 8 |
| Portugal | Gonçalo PEREIRA DE CARVALHO | 6 |
| Portugal | Miguel ROUXINOL | 2 |
| Portugal | Rui RAIMUNDO | 5 |
 Russia | Viktor ERONOV | 4 |
 Slovenia | Jakob BOZIC | 5 |
| Slovenia | Matija COK | 5 |
 Spain | Antonio MINGUEZ | 5 |
| Spain | AdriÁn CRUZ | 5 |
| Spain | Hector DOMINGUEZ | 5 |
 Switzerland | Ezequiel SCHARGORODSKY | 5 |
| Switzerland | Raffaele RAVAGLIA | 4 |
| Switzerland | Damir NAKRST | 7 |
| Switzerland | Noa NINCEVIC | 5 |
 Cyprus | Harris TSOLIS | 3 |
| Cyprus | Polykarpos SARINOPOULOS | 3 |
 Serbia | Miroslav PETKOVIC | 2 |