Game |
| Result | Moves |
Year | Event/Locale | Opening |
26. C O'Donnell vs A J Walton |
| 1-0 | 31 | 2016 | Bunratty Masters | D31 Queen's Gambit Declined |
27. D Horvath vs C O'Donnell |
| 0-1 | 28 | 2016 | 34th Balaton GM | A09 Reti Opening |
28. Z Varga vs C O'Donnell |
| 1-0 | 43 | 2016 | 34th Balaton GM | B10 Caro-Kann |
29. C O'Donnell vs I Farago |
| ½-½ | 81 | 2016 | 34th Balaton GM | E21 Nimzo-Indian, Three Knights |
30. V Okhotnik vs C O'Donnell |
| 1-0 | 58 | 2016 | 34th Balaton GM | A13 English |
31. C O'Donnell vs B Takacs |
| 1-0 | 43 | 2016 | 34th Balaton GM | E21 Nimzo-Indian, Three Knights |
32. A Czebe vs C O'Donnell |
| ½-½ | 22 | 2016 | 34th Balaton GM | A07 King's Indian Attack |
33. C O'Donnell vs A Kovalev |
| ½-½ | 36 | 2016 | 34th Balaton GM | E62 King's Indian, Fianchetto |
34. G Aczel vs C O'Donnell |
| 1-0 | 69 | 2016 | 34th Balaton GM | D31 Queen's Gambit Declined |
35. C O'Donnell vs R Torma |
| 0-1 | 56 | 2016 | 34th Balaton GM | D35 Queen's Gambit Declined |
36. A Delgadillo vs C O'Donnell |
| ½-½ | 39 | 2016 | Baku Olympiad | B13 Caro-Kann, Exchange |
37. C O'Donnell vs A K Nguyen |
| ½-½ | 57 | 2016 | Baku Olympiad | E64 King's Indian, Fianchetto, Yugoslav System |
38. M H Ralison vs C O'Donnell |
| 1-0 | 38 | 2016 | Baku Olympiad | B32 Sicilian |
39. T Kett vs C O'Donnell |
| ½-½ | 55 | 2016 | Baku Olympiad | B12 Caro-Kann Defense |
40. M Nitzborn vs C O'Donnell |
| 0-1 | 43 | 2016 | Baku Olympiad | C41 Philidor Defense |
41. C O'Donnell vs A Al-Saffar |
| 1-0 | 42 | 2016 | Baku Olympiad | A40 Queen's Pawn Game |
42. C O'Donnell vs R Kreisl |
| ½-½ | 35 | 2016 | Baku Olympiad | D72 Neo-Grunfeld, 5.cd, Main line |
43. C O'Donnell vs J J Romero Barreto |
| 1-0 | 25 | 2016 | Baku Olympiad | E63 King's Indian, Fianchetto, Panno Variation |
44. T Fodor Jr vs C O'Donnell |
| ½-½ | 61 | 2016 | e2e4 Gatwick Int | A07 King's Indian Attack |
45. C O'Donnell vs A Byron |
| 1-0 | 70 | 2016 | e2e4 Gatwick Int | E73 King's Indian |
46. K Arkell vs C O'Donnell |
| 1-0 | 48 | 2016 | e2e4 Gatwick Int | D35 Queen's Gambit Declined |
47. C O'Donnell vs A Merry |
| ½-½ | 39 | 2016 | e2e4 Gatwick Int | E75 King's Indian, Averbakh, Main line |
48. A Braun vs C O'Donnell |
| 1-0 | 31 | 2016 | e2e4 Gatwick Int | D44 Queen's Gambit Declined Semi-Slav |
49. C O'Donnell vs A C Taylor |
| 1-0 | 15 | 2016 | e2e4 Gatwick Int | E32 Nimzo-Indian, Classical |
50. I Gourlay vs C O'Donnell |
| 1-0 | 37 | 2016 | e2e4 Gatwick Int | A13 English |