| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. T Fogarasi vs R Stern |
| 1-0 | 39 | 1989 | Budapest Spring Open | C77 Ruy Lopez |
| 2. M Womacka vs R Stern |
| 1-0 | 31 | 1989 | Rostock | C53 Giuoco Piano |
| 3. M Schoeneberg vs R Stern |
| 1-0 | 50 | 1989 | Rostock | C90 Ruy Lopez, Closed |
| 4. R Stern vs A Kovalev |
| 0-1 | 41 | 1989 | Rostock | E60 King's Indian Defense |
| 5. R Stern vs S Biro |
| 1-0 | 65 | 1989 | Rostock | D76 Neo-Grunfeld, 6.cd Nxd5, 7.O-O Nb6 |
| 6. R Stern vs A Vitolinsh |
| ½-½ | 44 | 1989 | Rostock | A46 Queen's Pawn Game |
| 7. K Lerner vs R Stern |
| ½-½ | 57 | 1989 | Rostock | D31 Queen's Gambit Declined |
| 8. R Stern vs A Pieniazek |
| 1-0 | 29 | 1989 | Rostock | E15 Queen's Indian |
| 9. D Poldauf vs R Stern |
| 1-0 | 29 | 1989 | Rostock | A13 English |
| 10. T Chachaj vs R Stern |
| 0-1 | 37 | 1989 | Rostock | C26 Vienna |
| 11. R Stern vs V Vepkhvishvili |
| ½-½ | 46 | 1989 | DDR-40 | E68 King's Indian, Fianchetto, Classical Variation, 8.e4 |
| 12. L Voloshin vs R Stern |
| 1-0 | 36 | 1990 | Legion op | D55 Queen's Gambit Declined |
| 13. R Stern vs I Mohammad Nazrul |
| 1-0 | 30 | 1990 | World Youth Championship (U-18) | E65 King's Indian, Fianchetto, Yugoslav, 7.O-O |
| 14. R Stern vs K Badev |
| 0-1 | 30 | 1990 | World Youth Championship (U-18) | A46 Queen's Pawn Game |
| 15. A Tzermiadianos vs R Stern |
| 0-1 | 49 | 1990 | World Youth Championship (U-18) | C53 Giuoco Piano |
| 16. R Stern vs D Popescu |
| ½-½ | 63 | 1990 | World Youth Championship (U-18) | A22 English |
| 17. A Wong vs R Stern |
| ½-½ | 18 | 1990 | World Youth Championship (U-18) | C54 Giuoco Piano |
| 18. G Vescovi vs R Stern |
 | 1-0 | 29 | 1990 | World Youth Championship (U-18) | C69 Ruy Lopez, Exchange, Gligoric Variation |
| 19. R Stern vs J Mansoor |
| 1-0 | 27 | 1990 | World Youth Championship (U-18) | D02 Queen's Pawn Game |
| 20. R Stern vs N Bathie |
| 0-1 | 63 | 1990 | World Youth Championship (U-18) | D02 Queen's Pawn Game |
| 21. R Stern vs M Taha |
| 0-1 | 41 | 1990 | World Youth Championship (U-18) | D73 Neo-Grunfeld, 5.Nf3 |
| 22. H Andreas vs R Stern |
| ½-½ | 48 | 1990 | World Youth Championship (U-18) | C45 Scotch Game |
| 23. M Ozanne vs R Stern |
| 0-1 | 21 | 1990 | World Youth Championship (U-18) | C39 King's Gambit Accepted |
| 24. P Schlosser vs R Stern |
| 1-0 | 37 | 1991 | Budapest Honved | A33 English, Symmetrical |
| 25. G Fuchs vs R Stern |
| 1-0 | 48 | 1991 | Bundesliga 1990/91 | C44 King's Pawn Game |
Kibitzing
