| 7 Jan - 12 Jan | Oceania Orienteering Championships 2023 |  Australia | Oceania | F | Regional Championships | | |  |
| 26 Apr - 30 Apr | Orienteering World Cup Round 1 |  Norway | Europe | F | World Cup
World Ranking Event | | | |
| 22 Jun - 25 Jun | European Youth Orienteering Championships 2023 |  Bulgaria | Europe | F | Regional Championships | | | |
| 2 Jul - 9 Jul | Junior World Orienteering Championship 2023 |  Romania | Europe | F | World Ranking Event
Junior World Championships | | | |
| 11 Jul - 16 Jul | World Orienteering Championships 2023 |  Switzerland | Europe | F | World Championships
World Ranking Event | | | |
| 20 Jul - 24 Jul | North American Orienteering Championships (Senior, Junior, Youth) |  United States | North America | F | Regional Championships
World Ranking Event | | | |
| 2 Aug - 6 Aug | Orienteering World Cup Round 2 |  Czechia | Europe | F | World Cup
World Ranking Event | | | |
| 12 Aug - 18 Aug | World Masters Orienteering Championships 2023 |  Slovakia | Europe | F | World Masters | | | |
| 3 Oct - 8 Oct | Orienteering World Cup Round 3 with European Orienteering Championships 2023 |  Italy | Europe | F | Regional Championships
World Cup
World Ranking Event | | | |
| 23 Dec - 26 Dec | Asian Junior and Youth Orienteering Championships 2023 |  Hong Kong China | Asia | F | Regional Championships | | | |
