| | Name of the Event
| Venue | Federation | Time Schedule |
| 1. | World Team Championship
| | Turkey | 03.01-14.01.2010 |
| 2. | Armenian Men's Championship /The highest league/ | Yerevan | | 21.01-31.01.2010 |
| 3. | Armenian Women's Championship /The highest league/ | Yerevan | | 21.01-31.01.2010 |
| 4. | European School Team Championship
| Moscow | Russia | 29.01-07.02.2010 |
| 5. | International Tournament "Moscow Open"
| Moscow | Russia | 29.01-08.02.2010 |
| 6. | International Tournament "Aeroflot Open" | Moscow | Russia | 08.02-18.02.2010 |
| 7. | Armenian Youth Chess Championship /semifinal/
| Yerevan | | 01.03-10.03.2010 |
| 8. | Retreats | Jermuk | | 01.03-10.03.2010 |
| 9. | European Men's Individual Championship
| Rijeka | Croatia | 05.03-19.03.2010 |
| 10. | European Women's Individual Championship | Rijeka | Croatia | 05.03-19.03.2010 |
11.
| Armenian Youth Chess Championship | Yerevan | | 03.04-12.04.2010 |
| 12. | European School Individual Championship
| The Salonic
| Greece | 05.04-12.04.2010 |
13.
| Women's Grand Prix | Nalchik | Russia | 23.04-06.05.2010 |
14.
| Armenian School Team Championship /final/
| Kajaran | | May |
15.
| Armenian Men's Championship /semifinal/ | Jermuk | | 15.05-26.05.2010 |
| 16. | Armenian Women's Championship /semifinal/
| Yerevan | | 10.05-20.05.2010 |
| 17. | Armenian Men's Club Championship | | | June |
| 18. | Armenian Women's Club Championship
| | | June |
| 19. | Women's Grand Prix | Jermuk | | 23.06-06.07.2010 |
| 20. | International Youth Open Chess Tournament | Jermuk | | 26.06-05.07.2010 |
| 21. | Armenian Men's Championship /First league/ | Vanadzor | | September |
| 22. | Armenian Women's Championship /First league/ | Yerevan | | 10.07-20.07.2010 |
| 23. | InternationalTournament "Lake Sevan - 2010"
| Martuni | | 10.07.20.07.2010 |
| 24. | World Club Championship | Abu Dhabi
| UAE
| 11.07-20.07.2010 |
| 25. | World School Individal Championship
| Turkey | | 23.07-02.08.2010 |
| 26. | World Youth Chess Olympiad
| Antalia
| Turkey | 24.07.01.08.2010 |
| 27. | Women's Grand Prix | Ulan Bator | Mongolia
| 29.07-12.08.2010 |
| 28. | World under-20 Chess Championship
| Shutova Czarna
| Poland | 02.08-17.08.2010 |
| 29. | Retreats | Jermuk
| | 01.09-10.09.2010 |
| 30. | 11World Student Championship
| Zurich
| Switzerland | 05.09-12.09.2010 |
31.
| European Youth Chess Championship under 10, 12, 14, 16, 18 | Batumi | | 17.09-28.09.2010 |
| 32. | 39th World Chess Olympiad
| Khanty-Mansiysk
| Russia
| 19.09-04.10.2010 |
| 33. | European Senior Championship
| Halkidiki | Greece | 03.10-15.10.2010 |
| 34. | K.Asrian Memorial
| Jermuk | Armenia | 04.10-14.10.2010 |
| 35. | Retreats | Jermuk | | 05.10-15.10.2010 |
| 36. | European Club Cup
| Plovdiv | Bulgaria | 17.10-25.10.2010 |
| 37. | European Club Cup for Women
| Plovdiv | Bulgaria | 17.10-25.10.2010 |
| 38. | World Youth Chess Championship under 10, 12, 14, 16, 18 | Halkidiki | Greece | 19.10-31.10.2010 |
| 39. | World Senior Championship
| Arko | Italy
| 25.10-07.11.2010 |
| 40. | Women's Grand Prix | Santiago
| Chili | 27.10-09.11.2010 |
| 41. | Retreats | Jermuk | | 01.11-10.11.2010 |
| 42. | World Women's Individual Championship | Turkey | | 02.12-25.12.2010 |
| 43. | Annual Championship of T.Petrosian Chess House
| | | December
|
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