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Welcome to the official web page of the WPF Sudoku/Puzzle Grand Prix 2021.

The World Puzzle Federation is happy to invite you to the 9th WPF online Sudoku event and the 8th 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 during the whole weekend.
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 2021

Round 1 - Jan 15th to 18th - Bulgaria
Round 2 - Feb 12th to 15th - Serbia
Round 3 - Mar 12th to 15th - Turkey
Round 4 - Apr 9th to 12th - France & Hungary
Round 5 - May 7th to 10th - The Netherlands
Round 6 - Jun 4th to 7th - India
Round 7 - Jul 2nd to 5th - Poland
Round 8 - Jul 30th to Aug 2nd - Germany

Puzzle GP 2021

Round 1 - Jan 29th to Feb 1st - Poland
Round 2 - Feb 26th to Mar 1st - Hungary
Round 3 - Mar 26th to 29th - Germany & Bulgaria
Round 4 - Apr 23rd to 26th - Switzerland
Round 5 - May 21st to 24th - Japan
Round 6 - Jun 11th to 14th - USA
Round 7 - Jul 16th to 19th - Slovakia
Round 8 - Aug 13th to 16th - France