| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 26. Tiviakov vs A Donchenko |
  | 1-0 | 50 | 2011 | 15th Unive Open | B23 Sicilian, Closed |
| 27. A Donchenko vs M Middelveld |
| ½-½ | 55 | 2011 | 15th Unive Open | E17 Queen's Indian |
| 28. J Hummel vs A Donchenko |
| 0-1 | 29 | 2011 | 15th Unive Open | D22 Queen's Gambit Accepted |
| 29. A Donchenko vs R Potze |
| 1-0 | 64 | 2011 | 15th Unive Open | A04 Reti Opening |
| 30. H Bastian vs A Donchenko |
| 0-1 | 75 | 2012 | 83rd ch-GER | A07 King's Indian Attack |
| 31. S Halkias vs A Donchenko |
| ½-½ | 50 | 2012 | European Championship | A35 English, Symmetrical |
| 32. A Donchenko vs L Pantsulaia |
| 0-1 | 48 | 2012 | European Championship | A37 English, Symmetrical |
| 33. E Can vs A Donchenko |
| 0-1 | 44 | 2012 | European Championship | D23 Queen's Gambit Accepted |
| 34. A Donchenko vs V Onyshchuk |
| 1-0 | 74 | 2012 | European Championship | A16 English |
| 35. D Kuljasevic vs A Donchenko |
| 1-0 | 66 | 2012 | European Championship | D20 Queen's Gambit Accepted |
| 36. A Donchenko vs J Gallagher |
| 0-1 | 33 | 2012 | European Championship | A49 King's Indian, Fianchetto without c4 |
| 37. A Smirnov vs A Donchenko |
| 1-0 | 45 | 2012 | European Championship | D20 Queen's Gambit Accepted |
| 38. A Donchenko vs A Colovic |
| ½-½ | 40 | 2012 | European Championship | A37 English, Symmetrical |
| 39. A Rombaldoni vs A Donchenko |
| 0-1 | 57 | 2012 | European Championship | B90 Sicilian, Najdorf |
| 40. A Donchenko vs A Pavlidis |
| 0-1 | 23 | 2012 | European Championship | E69 King's Indian, Fianchetto, Classical Main line |
| 41. Indjic vs A Donchenko |
| ½-½ | 41 | 2012 | European Championship | A07 King's Indian Attack |
| 42. G Meier vs A Donchenko |
| 1-0 | 47 | 2012 | 45th Biel Masters Open | D32 Queen's Gambit Declined, Tarrasch |
| 43. J Le Roux vs A Donchenko |
| 1-0 | 18 | 2012 | 45th Biel Masters Open | A35 English, Symmetrical |
| 44. Nijboer vs A Donchenko |
| 1-0 | 42 | 2012 | BDO Chess Tournament | B90 Sicilian, Najdorf |
| 45. A Donchenko vs Zherebukh |
| 0-1 | 54 | 2012 | BDO Chess Tournament | A90 Dutch |
| 46. R Swinkels vs A Donchenko |
| 1-0 | 31 | 2012 | BDO Chess Tournament | D27 Queen's Gambit Accepted, Classical |
| 47. A Donchenko vs M Dambacher |
| 0-1 | 32 | 2012 | BDO Chess Tournament | A14 English |
| 48. S Vaibhav vs A Donchenko |
| 0-1 | 40 | 2012 | BDO Chess Tournament | B84 Sicilian, Scheveningen |
| 49. A Donchenko vs D Klein |
| ½-½ | 15 | 2012 | BDO Chess Tournament | A13 English |
| 50. J de Jager vs A Donchenko |
| 0-1 | 34 | 2012 | BDO Chess Tournament | A36 English |
Kibitzing
