Game |
| Result | Moves |
Year | Event/Locale | Opening |
176. H Grooten vs J R Markus |
| 1-0 | 36 | 2003 | Essent Open | D45 Queen's Gambit Declined Semi-Slav |
177. J R Markus vs A van Weersel |
| ½-½ | 18 | 2003 | Essent Open | D91 Grunfeld, 5.Bg5 |
178. R Pruijssers vs J R Markus |
| 1-0 | 25 | 2003 | Essent Open | C78 Ruy Lopez |
179. J R Markus vs Y Malinarski |
| 1-0 | 56 | 2003 | Essent Open | D02 Queen's Pawn Game |
180. B van Geffen vs J R Markus |
| 0-1 | 45 | 2003 | Essent Open | C78 Ruy Lopez |
181. J R Markus vs H Jonkman |
| 0-1 | 35 | 2004 | Hoogeveen Essent op | D02 Queen's Pawn Game |
182. Y Nagel vs J R Markus |
| 0-1 | 48 | 2004 | Hoogeveen Essent op | C53 Giuoco Piano |
183. S Williams vs J R Markus |
| ½-½ | 42 | 2005 | Amsterdam Chess Tournament | D32 Queen's Gambit Declined, Tarrasch |
184. T Abergel vs J R Markus |
 | 1-0 | 33 | 2007 | 11th Essent Open | C55 Two Knights Defense |
185. J R Markus vs R Hendriks |
| 0-1 | 52 | 2007 | 11th Essent Open | A43 Old Benoni |
186. A Fehr vs J R Markus |
| ½-½ | 22 | 2007 | 11th Essent Open | A25 English |
187. J R Markus vs B Friesen |
| 1-0 | 57 | 2007 | 11th Essent Open | D79 Neo-Grunfeld, 6.O-O, Main line |
188. B Bok vs J R Markus |
| 1-0 | 39 | 2007 | 11th Essent Open | C75 Ruy Lopez, Modern Steinitz Defense |
189. J R Markus vs A Borg |
| 0-1 | 44 | 2007 | 11th Essent Open | D12 Queen's Gambit Declined Slav |
190. D de Vreugt vs J R Markus |
| 1-0 | 40 | 2008 | BSG Pinkstertoernooi | D32 Queen's Gambit Declined, Tarrasch |
191. N Miezis vs J R Markus |
| ½-½ | 44 | 2008 | BSG Pinkstertoernooi | A36 English |
192. J R Markus vs Lenderman |
 | 0-1 | 26 | 2011 | 15th Unive Open | D02 Queen's Pawn Game |
193. T Beerdsen vs J R Markus |
| 0-1 | 28 | 2011 | 15th Unive Open | C80 Ruy Lopez, Open |
194. J R Markus vs S Ernst |
| 0-1 | 32 | 2011 | 15th Unive Open | D30 Queen's Gambit Declined |
195. D Stavast vs J R Markus |
| 0-1 | 39 | 2011 | 15th Unive Open | A53 Old Indian |
196. J R Markus vs L Ootes |
| 0-1 | 36 | 2011 | 15th Unive Open | E94 King's Indian, Orthodox |
197. J R Markus vs E Gullaksen |
| ½-½ | 39 | 2012 | 2nd Science Park Open A | E91 King's Indian |
198. A Bezemer vs J R Markus |
| 1-0 | 38 | 2012 | 2nd Science Park Open A | A00 Uncommon Opening |
199. T Bakre vs J R Markus |
| 1-0 | 42 | 2012 | Dutch Open | A16 English |
200. E Goudriaan vs J R Markus |
 | 1-0 | 68 | 2013 | Groningen Chess Festival | D10 Queen's Gambit Declined Slav |