| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 226. G Beikert vs D Marciano |
| ½-½ | 34 | 2002 | FRA-chT1 | A00 Uncommon Opening |
| 227. D Marciano vs S Ernst |
| 1-0 | 54 | 2003 | BL2-West 0203 | C42 Petrov Defense |
| 228. D Marciano vs M Godena |
| 1-0 | 50 | 2003 | FRA-chT | C53 Giuoco Piano |
| 229. J Degraeve vs D Marciano |
| ½-½ | 72 | 2004 | FRA-chT Gp-B | B40 Sicilian |
| 230. D Marciano vs Bacrot |
| 0-1 | 40 | 2004 | FRA-chT fin | C48 Four Knights |
| 231. D Marciano vs G Beikert |
| ½-½ | 70 | 2004 | FRA-chT poule haute | B18 Caro-Kann, Classical |
| 232. D Marciano vs J Harholm |
| 1-0 | 32 | 2004 | European Club Cup | C05 French, Tarrasch |
| 233. J Horvath vs D Marciano |
 | ½-½ | 76 | 2004 | European Club Cup | D37 Queen's Gambit Declined |
| 234. D Marciano vs T Sanikidze |
| 1-0 | 40 | 2004 | European Club Cup | C55 Two Knights Defense |
| 235. D Marciano vs R Kempinski |
| ½-½ | 10 | 2004 | European Club Cup | B52 Sicilian, Canal-Sokolsky (Rossolimo) Attack |
| 236. D Marciano vs A Ulker |
| 1-0 | 56 | 2004 | European Club Cup | C09 French, Tarrasch, Open Variation, Main line |
| 237. D Marciano vs D Jacimovic |
| 1-0 | 39 | 2004 | European Club Cup | C04 French, Tarrasch, Guimard Main line |
| 238. D Marciano vs N Eliet |
| 1-0 | 52 | 2005 | French Team championship 'TOP 16' | B17 Caro-Kann, Steinitz Variation |
| 239. D Marciano vs D Moldovan |
| ½-½ | 15 | 2005 | French Team championship 'TOP 16' | B01 Scandinavian |
| 240. A Wirig vs D Marciano |
| ½-½ | 10 | 2005 | French Team championship 'TOP 16' | A13 English |
| 241. J Chabanon vs D Marciano |
| ½-½ | 50 | 2005 | French Team championship 'TOP 16' | A07 King's Indian Attack |
| 242. D Marciano vs T Hommeles |
| 1-0 | 36 | 2005 | French League Top 16 | B07 Pirc |
| 243. D Marciano vs S Minet |
| 1-0 | 34 | 2005 | French League Top 16 | B00 Uncommon King's Pawn Opening |
| 244. S Rocha vs D Marciano |
| ½-½ | 9 | 2005 | French League Top 16 | B49 Sicilian, Taimanov Variation |
| 245. S Feller vs D Marciano |
| ½-½ | 17 | 2006 | TCh-FRA Top 16 Gp B | E04 Catalan, Open, 5.Nf3 |
| 246. I Nataf vs D Marciano |
| 1-0 | 36 | 2006 | FRA-chT Top 16 | B47 Sicilian, Taimanov (Bastrikov) Variation |
| 247. D Marciano vs J Gallagher |
| ½-½ | 21 | 2011 | TCh-SUI | B52 Sicilian, Canal-Sokolsky (Rossolimo) Attack |
| 248. M Godena vs D Marciano |
| ½-½ | 18 | 2012 | TCh-SUI National A | C45 Scotch Game |
| 249. D Marciano vs O Kurmann |
| ½-½ | 10 | 2013 | TCh-SUI | B07 Pirc |
| 250. D Marciano vs Iturrizaga Bonelli |
| 0-1 | 40 | 2016 | Baku Olympiad | B30 Sicilian |
Kibitzing
