| Event | Year | Start | End | Races | Teams |
|---|---|---|---|---|---|
| Battle for Waterloo | 2023 | 09 Dec | 10 Dec | 5 | 8 |
| Sauna Cup | 2023 | 28 Oct | 29 Oct | 5 | 10 |
| Petermännchen | 2023 | 07 Oct | 08 Oct | 4 | 16 |
| Finals of Polish Cup | 2023 | 30 Sep | 01 Oct | 7 | 11 |
| World Championship | 2023 | 24 Sep | 02 Oct | 10 | 59 |
| Pre-Worlds & North American Championship | 2023 | 23 Sep | 24 Sep | 8 | 60 |
| South Africa Nationals | 2023 | 23 Sep | 25 Sep | 4 | 11 |
| Belgium Open Championship | 2023 | 21 Sep | 24 Sep | 8 | 12 |
| Berliner Meisterschaft | 2023 | 16 Sep | 17 Sep | 4 | 10 |
| Seglerhaus-Preis | 2023 | 16 Sep | 17 Sep | 4 | 10 |
| EMK 60v Syysregatta | 2023 | 09 Sep | 10 Sep | 6 | 10 |
| FAntastic Nepean FAll REgatta (FANFARE) | 2023 | 09 Sep | 10 Sep | 9 | 11 |
| SWE 505 Cup 4 | 2023 | 09 Sep | 10 Sep | 7 | 22 |
| Otwarte Mistrzostwa Polski | 2023 | 08 Sep | 10 Sep | 8 | 22 |
| Gauteng Dinghy Provincials | 2023 | 02 Sep | 02 Sep | 7 | 5 |
| Stuart Sinclair | 2023 | 29 Aug | 30 Aug | 11 | 15 |
| East Coast Championship | 2023 | 25 Aug | 27 Aug | 6 | 26 |
| Internationale Deutsche Meisterschaft | 2023 | 24 Aug | 27 Aug | 9 | 27 |
| Pacific Coast Championship | 2023 | 18 Aug | 20 Aug | 9 | 20 |
| Ustka Charlotta Sailing Days | 2023 | 13 Aug | 15 Aug | 6 | 12 |
| TPS Airisto Regatta | 2023 | 10 Aug | 13 Aug | 6 | 12 |
| SAYRA Open Regatta | 2023 | 05 Aug | 06 Aug | 6 | 1 |
| Svenskt Mästerskap | 2023 | 04 Aug | 06 Aug | 11 | 23 |
| Columbia Gorge One-Design Regatta | 2023 | 28 Jul | 30 Jul | 12 | 18 |
| Canadian Championship | 2023 | 22 Jul | 23 Jul | 8 | 19 |
| Sommer Regatta #2 Walchensee | 2023 | 22 Jul | 23 Jul | 5 | 13 |
| Walchensee Pokal | 2023 | 22 Jul | 23 Jul | 5 | 13 |
| Mechelinki Cup | 2023 | 15 Jul | 16 Jul | 7 | 15 |
| Hampton Annual One-Design Regatta | 2023 | 08 Jul | 09 Jul | 2 | 6 |
| Newport Regatta | 2023 | 08 Jul | 09 Jul | 7 | 11 |
| European Championship | 2023 | 04 Jul | 08 Jul | 7 | 72 |
| Helsinki Regatta for Dinghies | 2023 | 01 Jul | 02 Jul | 6 | 4 |
| Warnemünder Woche | 2023 | 01 Jul | 09 Jul | 3 | 6 |
| Puck Sailing Days | 2023 | 17 Jun | 18 Jun | 7 | 19 |
| June Regatta | 2023 | 10 Jun | 11 Jun | 7 | 15 |
| Alsterpokal | 2023 | 03 Jun | 04 Jun | 7 | 11 |
| Bellingham 505 Regatta | 2023 | 03 Jun | 04 Jun | 10 | 10 |
| Nordiska och Danska mästerskapen | 2023 | 03 Jun | 04 Jun | 8 | 20 |
| Wickford Regatta | 2023 | 02 Jun | 04 Jun | 7 | 14 |
| UK National Championship | 2023 | 01 Jun | 04 Jun | 11 | 21 |
| Kevätregatta | 2023 | 27 May | 28 May | 6 | 8 |
| Pfingstwettfahrten | 2023 | 27 May | 28 May | 7 | 14 |
| Puck Sailing Days | 2023 | 27 May | 28 May | 7 | 17 |
| Elvstrom Zellerbach | 2023 | 20 May | 21 May | 6 | 11 |
| Saltsjöbadsregattan | 2023 | 20 May | 21 May | 6 | 10 |
| West River Spring | 2023 | 20 May | 21 May | 7 | 14 |
| Semaine de La Rochelle Dériveurs | 2023 | 18 May | 21 May | 9 | 30 |
| Riva del Garda | 2023 | 16 May | 18 May | 8 | 38 |
| Wittensee Fight | 2023 | 06 May | 07 May | 7 | 14 |
| Championnat de France | 2023 | 06 May | 08 May | 6 | 19 |
| Frühjahrsregatta | 2023 | 22 Apr | 23 Apr | 5 | 13 |
| Hayling Island Joint Open | 2023 | 15 Apr | 15 Apr | 2 | 7 |
| Queensland Hervey Bay Easter Regatta | 2023 | 07 Apr | 09 Apr | 5 | 4 |
| Saint Raphaël | 2023 | 07 Apr | 09 Apr | 9 | 33 |
| Coupe des Vrais Bateaux | 2023 | 01 Apr | 02 Apr | 6 | 15 |
| Ovington Inlands | 2023 | 19 Mar | 20 Mar | 7 | 5 |
| Australian National Championships | 2023 | 22 Jan | 28 Jan | 9 | 37 |
| Midwinter Championship | 2023 | 20 Jan | 22 Jan | 6 | 18 |