| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 26. A Kolarov vs H Gerenski |
| ½-½ | 42 | 1970 | Varna | E98 King's Indian, Orthodox, Taimanov, 9.Ne1 |
| 27. H Gerenski vs I Bilek |
| ½-½ | 41 | 1970 | Varna | B53 Sicilian |
| 28. L Popov vs H Gerenski |
| 1-0 | 41 | 1970 | Varna | E73 King's Indian |
| 29. H Gerenski vs I Radulov |
| 0-1 | 55 | 1970 | Varna | D37 Queen's Gambit Declined |
| 30. A Planinc vs H Gerenski |
 | 1-0 | 28 | 1970 | Varna | B90 Sicilian, Najdorf |
| 31. H Gerenski vs I Farago |
| 0-1 | 39 | 1970 | Sofia-Budapest m | D38 Queen's Gambit Declined, Ragozin Variation |
| 32. W Schinzel vs H Gerenski |
| 1-0 | 35 | 1972 | Railway European Team Championship | A57 Benko Gambit |
| 33. H Gerenski vs Kholmov |
| 0-1 | 33 | 2001 | World Seniors | E37 Nimzo-Indian, Classical |
| 34. P Rahls vs H Gerenski |
| 1-0 | 34 | 2001 | World Seniors | C02 French, Advance |
| 35. A Bondar vs H Gerenski |
| 0-1 | 34 | 2002 | European Senior Championship | B23 Sicilian, Closed |
| 36. H Gerenski vs K Klundt |
| ½-½ | 30 | 2002 | European Senior Championship | E98 King's Indian, Orthodox, Taimanov, 9.Ne1 |
| 37. Y Kraidman vs H Gerenski |
| 1-0 | 31 | 2002 | European Senior Championship | A80 Dutch |
| 38. H Gerenski vs N Hocevar |
| ½-½ | 18 | 2002 | European Senior Championship | D45 Queen's Gambit Declined Semi-Slav |
| 39. E Weinberg vs H Gerenski |
| 0-1 | 57 | 2005 | World Seniors Championship | A92 Dutch |
| 40. H Gerenski vs N Beltrami |
| 1-0 | 44 | 2005 | World Seniors Championship | E81 King's Indian, Samisch |
| 41. V Karasev vs H Gerenski |
| 1-0 | 52 | 2005 | World Seniors Championship | B28 Sicilian, O'Kelly Variation |
| 42. H Gerenski vs H Thieme |
| 1-0 | 40 | 2005 | World Seniors Championship | A65 Benoni, 6.e4 |
| 43. O Jakobsen vs H Gerenski |
| ½-½ | 25 | 2005 | World Seniors Championship | A80 Dutch |
| 44. H Gerenski vs I Asmundsson |
| ½-½ | 86 | 2005 | World Seniors Championship | A87 Dutch, Leningrad, Main Variation |
| 45. A van den Berg vs H Gerenski |
| 1-0 | 42 | 2005 | World Seniors Championship | B40 Sicilian |
| 46. H Gerenski vs W Peierl |
| ½-½ | 27 | 2005 | World Seniors Championship | D70 Neo-Grunfeld Defense |
| 47. O Seuss vs H Gerenski |
| ½-½ | 44 | 2005 | World Seniors Championship | B42 Sicilian, Kan |
| 48. N Hocevar vs H Gerenski |
| 0-1 | 30 | 2005 | World Seniors Championship | A90 Dutch |
| 49. H Gerenski vs V Taksrud |
| 1-0 | 38 | 2005 | World Seniors Championship | D45 Queen's Gambit Declined Semi-Slav |
Kibitzing
