| 2020 | Aquabike | Aquabike International Ordinary | Aquabike International Ordinary – Runabout GP1 , Aquabike International Ordinary – Runabout GP2 , Aquabike International Ordinary – Runabout GP3 , Aquabike International Ordinary – Runabout GP4, Aquabike International Ordinary – Runabout Ladies GP4 , Aquabike International Ordinary – Ski division GP1 , Aquabike International Ordinary – Ski division GP2 , Aquabike International Ordinary – Ski division GP3 , Aquabike International Ordinary – Endurance - Runabout GP1 | Croatia | Fazana | 09/05 | 10/05 | |
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| 2020 | Aquabike | Aquabike International Ordinary | Aquabike International Ordinary – Runabout GP1 , Aquabike International Ordinary – Runabout GP2 , Aquabike International Ordinary – Runabout GP3 , Aquabike International Ordinary – Runabout GP4, Aquabike International Ordinary – Ski division GP1 , Aquabike International Ordinary – Ski division GP2 , Aquabike International Ordinary – Ski division GP3 , Aquabike International Ordinary – Ski division Veterans , Aquabike International Ordinary – Ski Juniors GP3.3 | Sweden | Kumla | 16/05 | 17/05 | |
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| 2020 | Offshore | Offshore World Series | V2 | Malta | Grand Harbour - Sliema Front | 22/05 | 24/05 | |
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| 2020 | Circuit | Circuit International Ordinary | Formula 4, GT15, GT30, OSY400 | Sweden | Grisslinge | 23/05 | 23/05 | |
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| 2020 | Circuit | Formula World | Formula 125, Formula 250, Formula 500 | Italy | Boretto | 05/06 | 07/06 | |
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| 2020 | Circuit | Circuit International Ordinary | Formula 2, Formula 4, P750 | Germany | Brodenbach | 06/06 | 07/06 | |
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| 2020 | Aquabike | Aquabike International Ordinary | Aquabike International Ordinary – Freestyle , Aquabike International Ordinary – Runabout GP1 , Aquabike International Ordinary – Runabout GP2 , Aquabike International Ordinary – Runabout GP4, Aquabike International Ordinary – Runabout Ladies GP4 , Aquabike International Ordinary – Runabout Veterans , Aquabike International Ordinary – Ski division GP1 , Aquabike International Ordinary – Ski division GP2 , Aquabike International Ordinary – Ski division GP3 , Aquabike International Ordinary – Ski division Veterans , Aquabike International Ordinary – Ski Juniors GP3.2 , Aquabike International Ordinary – Ski Juniors GP3.3 , Aquabike International Ordinary – Ski Ladies GP1 | Croatia | Zagreb | 06/06 | 07/06 | |
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| 2020 | Special Event | Motosurf | UIM Motosurf World Cup | Czech Republic | Brno | 11/06 | 13/06 | |
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| 2020 | Aquabike | Aquabike International Ordinary | Aquabike International Ordinary – Runabout GP1 , Aquabike International Ordinary – Runabout GP2 , Aquabike International Ordinary – Runabout GP3 , Aquabike International Ordinary – Runabout GP4, Aquabike International Ordinary – Runabout Ladies GP4 , Aquabike International Ordinary – Ski division GP1 , Aquabike International Ordinary – Ski division GP2 , Aquabike International Ordinary – Ski division GP3 | Sweden | Karlskoga | 13/06 | 14/06 | |
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| 2020 | Circuit | Formula World | Formula 2 | Portugal | Vila Velha de Ródão | 13/06 | 14/06 | |
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| 2020 | Pleasure Navigation | Pleasure Navigation World | Endurance Boat Production 300 (B), Endurance Promotion 150 (P) , Endurance Sport 450 (S) | Belgium | OOstende | 19/06 | 21/06 | |
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| 2020 | Circuit | Circuit Continental | OSY400 | Lithuania | Kupiškis | 20/06 | 21/06 | |
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| 2020 | Circuit | Circuit Continental | GT30 | Lithuania | Kupiškis | 20/06 | 21/06 | |
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| 2020 | Special Event | Motosurf | UIM Motosurf World Cup | Great Britain | Wyboston | 26/06 | 28/06 | |
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| 2020 | Circuit | Circuit International Ordinary | Formula 2, Formula 4, GT15, GT30 | Finland | Kuopio | 26/06 | 28/06 | |
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| 2020 | Special Event | Special Event | Monaco Solar Boat Challenge | Monaco | Monaco | 30/06 | 04/07 | |
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| 2020 | Circuit | Formula World | Formula 4 | Italy | Brindisi | 03/07 | 05/07 | |
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| 2020 | Circuit | Formula Continental | Formula 2 | France | Macon | 04/07 | 05/07 | To be confirmed |
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| 2020 | Offshore | Offshore European | Class 3A, Class 3J, Class 3X | Norway | Tvedestrand | 08/07 | 12/07 | |
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| 2020 | Circuit | Circuit International Ordinary | Formula 2, Formula 4, GT15, OSY400 | Latvia | Aluksne | 10/07 | 12/07 | |
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| 2020 | Circuit | Circuit World | GT30 | Latvia | Aluksne | 10/07 | 12/07 | |
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| 2020 | Circuit | Circuit International Ordinary | Formula 125, Formula 2, GT15, GT30, OSY400 | Sweden | Nora | 11/07 | 11/07 | |
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| 2020 | Offshore | Offshore World | Class 3D | Italy | Cariati | 15/07 | 19/07 | |
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| 2020 | Circuit | Circuit World Series | Endurance S2, Endurance S3 | Poland | Augustow | 16/07 | 19/07 | |
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| 2020 | Circuit | Formula Continental | Formula R1000 | Germany | Berlin-Grunau | 17/07 | 19/07 | |
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| 2020 | Circuit | Circuit International Ordinary | Formula 4, P750 | Germany | Berlin-Grunau | 17/07 | 19/07 | |
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| 2020 | Circuit | Circuit Continental | Formula 500 | Italy | San Nazzaro | 17/07 | 19/07 | |
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| 2020 | Circuit | Circuit World | Formula Future Class 1, Formula Future Class 2, Formula Future Class 3, Formula Future Class 4, Formula Future Class 5 | Portugal | Lisbon | 28/07 | 02/08 | |
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| 2020 | Circuit | Circuit Continental | Formula Future Class 1, Formula Future Class 2, Formula Future Class 3, Formula Future Class 4, Formula Future Class 5 | Portugal | Lisbon | 28/07 | 02/08 | |
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| 2020 | Circuit | Circuit World | Formula 350 | Italy | Viverone | 31/07 | 02/08 | |
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