| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 226. B Pytel vs M Heintze |
| ½-½ | 47 | 1984 | Alfoldy Memorial (Women) | D59 Queen's Gambit Declined, Tartakower |
| 227. M Voyska vs M Heintze |
| 1-0 | 24 | 1984 | Alfoldy Memorial (Women) | A14 English |
| 228. M Heintze vs I Mai |
| 1-0 | 30 | 1984 | East German Championship (Women) | B84 Sicilian, Scheveningen |
| 229. G Just vs M Heintze |
| 0-1 | 58 | 1984 | East German Championship (Women) | D02 Queen's Pawn Game |
| 230. C Von der Weth vs M Heintze |
| 1-0 | 44 | 1984 | East German Championship (Women) | D15 Queen's Gambit Declined Slav |
| 231. M Heintze vs S Heinig |
| ½-½ | 30 | 1984 | East German Championship (Women) | B18 Caro-Kann, Classical |
| 232. U Seidemann vs M Heintze |
| 1-0 | 36 | 1984 | East German Championship (Women) | B06 Robatsch |
| 233. S Wolf vs M Heintze |
| 0-1 | 19 | 1984 | East German Championship (Women) | C22 Center Game |
| 234. M Heintze vs G Seils |
| ½-½ | 33 | 1984 | East German Championship (Women) | B02 Alekhine's Defense |
| 235. M Heintze vs C Jahn |
| ½-½ | 47 | 1984 | East German Championship (Women) | B45 Sicilian, Taimanov |
| 236. A Wagner-Michel vs M Heintze |
| 1-0 | 62 | 1984 | East German Championship (Women) | C43 Petrov, Modern Attack |
| 237. M Heintze vs B Krutzsch |
| 1-0 | 67 | 1984 | East German Championship (Women) | B10 Caro-Kann |
| 238. E Nuenchert vs M Heintze |
| ½-½ | 44 | 1984 | East German Championship (Women) | C43 Petrov, Modern Attack |
| 239. M Beltz vs M Heintze |
| 0-1 | 42 | 1984 | East German Championship (Women) | A01 Nimzovich-Larsen Attack |
| 240. M Heintze vs K Timme |
| 1-0 | 28 | 1984 | East German Championship (Women) | B42 Sicilian, Kan |
| 241. I Levitina vs M Heintze |
| ½-½ | 22 | 1984 | Alfoldy Memorial (Women) | A06 Reti Opening |
| 242. A Akhsharumova vs M Heintze |
| 1-0 | 17 | 1985 | Sochi (Women) | D35 Queen's Gambit Declined |
| 243. M Heintze vs T Rubzova |
| 1-0 | 49 | 1985 | Sochi (Women) | B40 Sicilian |
| 244. I Mai vs M Heintze |
| ½-½ | 35 | 1986 | East German Championship (Women) | A89 Dutch, Leningrad, Main Variation with Nc6 |
| 245. M Heintze vs G Seils |
| 1-0 | 41 | 1986 | East German Championship (Women) | B04 Alekhine's Defense, Modern |
| 246. M Heintze vs C Jahn |
| 1-0 | 41 | 1986 | East German Championship (Women) | B01 Scandinavian |
| 247. M Heintze vs C Von der Weth |
| ½-½ | 53 | 1986 | East German Championship (Women) | B06 Robatsch |
| 248. M Heintze vs K Timme |
| 0-1 | 50 | 1986 | East German Championship (Women) | B42 Sicilian, Kan |
| 249. K Jeske vs M Heintze |
| 1-0 | 46 | 1986 | East German Championship (Women) | B09 Pirc, Austrian Attack |
| 250. M Heintze vs K Daemering |
| 1-0 | 19 | 1986 | East German Championship (Women) | B50 Sicilian |
Kibitzing
