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Welcome to the official web page of the WPF Sudoku/Puzzle Grand Prix 2025.

The World Puzzle Federation is happy to invite you to the 13th WPF online Sudoku event and the 12th WPF online puzzle event.

All the Sudoku and logical puzzles fans can take part and compare their results with the top players without leaving their home.

You can expect first class puzzles prepared by the top puzzle authors from all over the world. Most of the authors have also prepared puzzles for the past World Puzzle/Sudoku championships. The puzzles in the Grand Prix will be designed for all the players with different solving skills, for beginners as well as for the best world players.

The top level of these tournaments is guaranteed by the appointed Directors responsible for the right selection of puzzles, testing and judging. The WPF GP Directors are Nikola Zivanovic (SRB) for Sudoku GP and Wei-Hwa Huang (USA) for Puzzle GP.

There will be 8 Sudoku rounds and 8 Puzzle rounds. Only top six results for each solver will be included in his or her final WPF Grand Prix ranking.

The format of the tournament will be paper-solving with transcription of solutions and each round will be open Friday to Wednesday. The length of each round will be 90 minutes.

More details to be found in the RULES.

The tournament is for free but if you like this event and would like to appreciate the work of the GP directors, puzzle authors, web designers and many more, we will be grateful for your voluntary contribution.





Schedule and the hosting countries:

Sudoku GP 2025

1st round - 10.1. - 15.1. - Serbia
2nd round - 7.2. - 12.2. - Ukraine
3rd round - 7.3. - 12.3. - Croatia
4th round - 4.4. - 9.4. - United States
5th round - 2.5. - 7.5. - Poland
6th round - 30.5. - 4.6. - China
7th round - 27.6. - 2.7. - The Netherlands
8th round - 25.7. - 30.7. - Japan

Puzzle GP 2025

1st round - 24.1. - 29.1.- India
2nd round - 21.2. - 26.2. - Slovakia
3rd round - 21.3. - 26.3. - Turkey
4th round - 18.4. - 23.4. - Thailand
5th round - 16.5. - 21.5. - France
6th round - 13.6. - 18.6. - Switzerland
7th round - 11.7. - 16.7. - Czech Republic
8th round - 8.8. - 13.8. - United Kingdom