2023 ILCA Senior European Championships & Open European Trophy
Coach/support boats registration are now closed (see Notice of Race).
Coaches/Support boats registered
| Country | Name | Estimated supported sailors |
|---|---|---|
 Argentina | Giorgio ELENA | 2 |
| Argentina | Nicolas SCHARGORODSKY | 1 |
 Australia | Rafael TRUJILLO | 5 |
| Australia | Carolijn BROUWER | 4 |
 Belgium | Charles BAILLIE STRONG | 3 |
| Belgium | Stefan DE VRIES | 3 |
| Belgium | Ingrid BELLEMANS | 1 |
| Belgium | Mark LITTLEJOHN | 2 |
 Canada | Vaughn HARRISON | 1 |
| Canada | Lisa ROSS | 3 |
 Croatia | Tonci ANTUNOVIC | 4 |
| Croatia | Jozo JAKELIć | 4 |
| Croatia | Mate ARAPOV | 1 |
| Croatia | Lovre PERHAT | 2 |
| Croatia | Robert JURINČIĆ | 4 |
 Czech Republic | Lucas SWAN | 6 |
| Czech Republic | Julia MARTINS | 5 |
| Czech Republic | Enrico CANU | 3 |
 Denmark | Dayne SHARP | 0 |
| Denmark | Piotr WOJEWSKI | 2 |
 Finland | Tapio NIRKKO | 4 |
| Finland | Marko DAHLBERG | 1 |
 France | Lionel PELLEGRINO | 2 |
| France | Arthur BARRUE | 6 |
| France | Christophe ESPAGNON | 6 |
| France | Pascal RAMBEAU | 2 |
| France | Nicolas LE BERRE | 1 |
 Germany | Uwe KUHLMANN | 1 |
| Germany | Maurice MAURICE PAARDENKOOPER | 4 |
| Germany | Alexander SCHLONSKI | 5 |
| Germany | Franziska GOLTZ | 2 |
| Germany | Thomas PIESKER | 2 |
| Germany | Annemarie HARTENBERGER | 1 |
 Great Britain | Miguel ANDRADE | 6 |
| Great Britain | Ali YOUNG | 6 |
 Greece | Nikolaos CHRYSOS | 5 |
| Greece | Vagelis CHIMONAS | 5 |
| Greece | Panagiotis VERGINADIS | 5 |
 Guatemala | Javier GUITIAN SARRIA | 1 |
 Hungary | Enrico STRAZZERA | 1 |
 Ireland | Rory FITZPATRICK | 1 |
| Ireland | Vasilij ZBOGAR | 1 |
 Israel | Eshed MESERITZ | 3 |
 Italy | Marco BARABINO | 6 |
| Italy | Nicola CAPRIGLIONE | 5 |
| Italy | Egon VIGNA | 3 |
| Italy | Fabio EMILIANI | 3 |
| Italy | Niccolò RICCI | 7 |
| Italy | Francesco CARICATO | 3 |
| Italy | Fabrizio LAZZERINI | 7 |
| Italy | Massimo SEGNINI | 2 |
| Italy | Cristiano PANADA | 2 |
| Italy | Giacomo SABBATINI | 7 |
| Italy | Andrea VIBALDI | 2 |
| Italy | Gianmarco PLANCHESTAINER | 4 |
| Italy | Jacopo FAGGIO | 1 |
| Italy | Francesco MARRAI | 2 |
| Italy | Matteo RAVEGLIA | 5 |
 Lithuania | Giedrius GUZYS | 2 |
| Lithuania | Tamas ESZES | 6 |
 Malaysia | Mohd Hafizi ROSLEE | 4 |
 Monaco | Marco Livio SUPERINA | 1 |
 Montenegro | Ilko KLAKOR | 2 |
 Netherlands | Ben KOPPELAAR | 2 |
| Netherlands | Jaap ZIELHUIS | 2 |
| Netherlands | Yuri HUMMEL | 6 |
| Netherlands | Pieterjan POSTMA | 5 |
 Norway | Anton GARROTE ESTEVE | 2 |
| Norway | Steven LE FEVRE | 2 |
| Norway | Kevin CABRERA GONZALEZ | 2 |
 Poland | Jared WEST | 2 |
| Poland | Marek NOSTITZ JACKOWSKI | 0 |
 Portugal | Rui SILVEIRA | 2 |
 Romania | Gonçalo PEREIRA DE CARVALHO | 3 |
 Slovenia | Jakob BOZIC | 3 |
| Slovenia | Luka RADELIC | 4 |
| Slovenia | Jakob BOZIC | 5 |
| Slovenia | Klavdij PLETIKOS | 1 |
 Spain | Marcos PLOMER | 10 |
| Spain | Ramiro FOGUET | 5 |
| Spain | Ion CHICOY | 5 |
| Spain | Marcos PLOMER | 0 |
| Spain | Lucia REYES | 4 |
| Spain | Juan Antonio GOMARIZ SOLANO | 6 |
| Spain | David MARTíNEZ- OLMO MARTíNEZ | 6 |
 Sweden | Hugh STYLES | 0 |
| Sweden | Daniel BIRGMARK | 2 |
 Switzerland | Raffaele RAVAGLIA | 4 |
| Switzerland | Alberto SPEZIA | 4 |
| Switzerland | Wilhelmus VAN BLADEL | 4 |
| Switzerland | Pim STUMPEL | 1 |
| Switzerland | Marco COSTA | 4 |
 Turkey | Mustafa ÇAKIR | 2 |
| Turkey | Gurbuz ARIKAN | 219501 |
| Turkey | Alp ALPAGUT | 1 |
 Ukraine | Igor TROFYMOV | 0 |
| Ukraine | Uriiy ZHURAVLOV | 2 |
| Ukraine | Anastasiia KOLOMIIETS | 3 |
| Ukraine | Denis KHASHINA | 3 |
 United States of America | Rosie CHAPMAN | 2 |
 Cyprus | Polis SARINOPOULOS | 3 |
| Cyprus | Harris TSOLIS | 2 |