About Daily Sudoku #839
Daily Sudoku #839 was the puzzle for Monday, October 19, 2026, a medium one: a 9 × 9 grid with 32 given digits. Everyone who played Daily Sudoku that day got the same puzzle, and it stays here to play for 60 days.
New to Daily Sudoku? The rules, tips and common questions are on the Daily Sudoku page, and How to Solve Sudoku: A Beginner’s Guide goes into strategy.
Other days of Daily Sudoku
- Daily Sudoku #842, Oct 22
- Daily Sudoku #841, Oct 21
- Daily Sudoku #840, Oct 20
- Daily Sudoku #838, Oct 18
- Daily Sudoku #837, Oct 17
- Daily Sudoku #836, Oct 16
- Today’s puzzle, #851
Every day of the last 60 is in the puzzle archive.