| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1176. Van der Wiel vs K Langeweg |
| 1-0 | 47 | 1993 | NED | B69 Sicilian, Richter-Rauzer Attack, 7...a6 Defense, 11.Bxf6 |
| 1177. E Ibanez vs K Langeweg |
| ½-½ | 20 | 1993 | Ibercaja Open | A45 Queen's Pawn Game |
| 1178. K Langeweg vs Damljanovic |
| 0-1 | 23 | 1993 | Ibercaja Open | E94 King's Indian, Orthodox |
| 1179. K Langeweg vs J Diez del Corral |
| 1-0 | 24 | 1993 | Ibercaja Open | D41 Queen's Gambit Declined, Semi-Tarrasch |
| 1180. K Langeweg vs P Etchegaray |
| 0-1 | 37 | 1993 | Ibercaja Open | E77 King's Indian |
| 1181. K Langeweg vs J M Hernando Rodrigo |
| ½-½ | 12 | 1993 | Ibercaja Open | A87 Dutch, Leningrad, Main Variation |
| 1182. J J Martinez Garcia vs K Langeweg |
| 0-1 | 31 | 1993 | Ibercaja Open | B47 Sicilian, Taimanov (Bastrikov) Variation |
| 1183. M Nicoara vs K Langeweg |
| ½-½ | 44 | 1993 | Ibercaja Open | E32 Nimzo-Indian, Classical |
| 1184. J L Ramiro Ovejero vs K Langeweg |
| ½-½ | 11 | 1993 | Ibercaja Open | A07 King's Indian Attack |
| 1185. K Langeweg vs R Storm |
 | 1-0 | 30 | 1993 | Biel MTO op | D11 Queen's Gambit Declined Slav |
| 1186. F Kuijpers vs K Langeweg |
| ½-½ | 23 | 1994 | NED-chT 1994/95 | B44 Sicilian |
| 1187. W Hendriks vs K Langeweg |
| 0-1 | 40 | 1994 | NED-chT /95 | B48 Sicilian, Taimanov Variation |
| 1188. K Langeweg vs H Jonkman |
| ½-½ | 18 | 1994 | NED-ch sf | D26 Queen's Gambit Accepted |
| 1189. K Langeweg vs A Zlochevskij |
| ½-½ | 27 | 1994 | Formia Open | E00 Queen's Pawn Game |
| 1190. M Konopka vs K Langeweg |
| ½-½ | 24 | 1994 | Formia Open | A15 English |
| 1191. K Langeweg vs S Blancke |
| 1-0 | 39 | 1994 | Formia Open | D34 Queen's Gambit Declined, Tarrasch |
| 1192. K Langeweg vs B Belotti |
| 1-0 | 42 | 1994 | Formia Open | A48 King's Indian |
| 1193. S Robovic vs K Langeweg |
| 0-1 | 31 | 1994 | Formia Open | B40 Sicilian |
| 1194. S Djuric vs K Langeweg |
| 1-0 | 59 | 1994 | Formia Open | A35 English, Symmetrical |
| 1195. K Langeweg vs S Nurkic |
| 0-1 | 37 | 1994 | Formia Open | D02 Queen's Pawn Game |
| 1196. A Iashvili vs K Langeweg |
| 1-0 | 25 | 1994 | Formia Open | E48 Nimzo-Indian, 4.e3 O-O 5.Bd3 d5 |
| 1197. K Langeweg vs C Foisor |
| ½-½ | 64 | 1994 | Formia Open | D02 Queen's Pawn Game |
| 1198. J Vogel vs K Langeweg |
| ½-½ | 35 | 1994 | NED-ch sf | A06 Reti Opening |
| 1199. K Langeweg vs Lobron |
| 0-1 | 39 | 1995 | Donner Memorial Open | E12 Queen's Indian |
| 1200. K Langeweg vs M Bosboom |
| 1-0 | 46 | 1995 | NED-ch sf | D02 Queen's Pawn Game |
Kibitzing
