| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 176. C O'Donnell vs M Lyell |
| 1-0 | 10 | 2021 | 6th Vezerkepzo IM | B06 Robatsch |
| 177. A Rutten vs C O'Donnell |
| 0-1 | 53 | 2021 | Serbia Chess Open | C02 French, Advance |
| 178. D Makhnev vs C O'Donnell |
| ½-½ | 71 | 2021 | Serbia Chess Open | D27 Queen's Gambit Accepted, Classical |
| 179. C O'Donnell vs S Kourkoulos-Arditis |
| ½-½ | 40 | 2021 | Serbia Chess Open | E92 King's Indian |
| 180. C O'Donnell vs G Kilgus |
| 0-1 | 37 | 2021 | Serbia Chess Open | E46 Nimzo-Indian |
| 181. D Horvat vs C O'Donnell |
| ½-½ | 30 | 2021 | Serbia Chess Open | C60 Ruy Lopez |
| 182. C O'Donnell vs X Balabayeva |
| 1-0 | 34 | 2021 | Serbia Chess Open | A06 Reti Opening |
| 183. C O'Donnell vs K Arjun |
| ½-½ | 39 | 2021 | Riga Tech Open-A | D38 Queen's Gambit Declined, Ragozin Variation |
| 184. T Kantans vs C O'Donnell |
| ½-½ | 68 | 2021 | Riga Tech Open-A | C00 French Defense |
| 185. C O'Donnell vs S P Sethuraman |
| ½-½ | 59 | 2021 | Riga Tech Open-A | E11 Bogo-Indian Defense |
| 186. C O'Donnell vs V Dmitrenko |
| 0-1 | 38 | 2021 | Riga Tech Open-A | D45 Queen's Gambit Declined Semi-Slav |
| 187. S Pavlov vs C O'Donnell |
| ½-½ | 13 | 2021 | Riga Tech Open-A | D37 Queen's Gambit Declined |
| 188. C O'Donnell vs V Asadli |
| ½-½ | 39 | 2021 | European Club Cup | D35 Queen's Gambit Declined |
| 189. D de Graaf vs C O'Donnell |
| 0-1 | 37 | 2021 | 36th ECC Open | C07 French, Tarrasch |
| 190. C O'Donnell vs F Godart |
| ½-½ | 22 | 2021 | European Club Cup | D31 Queen's Gambit Declined |
| 191. T Banusz vs C O'Donnell |
| ½-½ | 57 | 2021 | European Club Cup | D02 Queen's Pawn Game |
| 192. C O'Donnell vs O Cvitan |
| ½-½ | 30 | 2021 | European Club Cup | E34 Nimzo-Indian, Classical, Noa Variation |
| 193. E Sos Andreu vs C O'Donnell |
| 1-0 | 60 | 2021 | European Club Cup | A62 Benoni, Fianchetto Variation |
| 194. C O'Donnell vs O Organdziev |
| 0-1 | 41 | 2021 | European Club Cup | D02 Queen's Pawn Game |
| 195. C O'Donnell vs J Jens |
| 1-0 | 39 | 2022 | Dutch League -23 | A88 Dutch, Leningrad, Main Variation with c6 |
| 196. F Urkedal vs C O'Donnell |
| 1-0 | 64 | 2023 | European Club Cup | D40 Queen's Gambit Declined, Semi-Tarrasch |
| 197. C O'Donnell vs N Veinberg |
| ½-½ | 49 | 2023 | European Club Cup | E53 Nimzo-Indian, 4.e3 |
| 198. M Bosman vs C O'Donnell |
| ½-½ | 41 | 2023 | European Club Cup | E06 Catalan, Closed, 5.Nf3 |
| 199. P Driessens vs C O'Donnell |
| 1-0 | 59 | 2023 | Dutch League 2023/24 | D30 Queen's Gambit Declined |
| 200. B Kristinsson vs C O'Donnell |
| ½-½ | 26 | 2024 | Icelandic Team Championship 2023/24 | D02 Queen's Pawn Game |
Kibitzing
