Game |
| Result | Moves |
Year | Event/Locale | Opening |
1. Lengyel vs R Hernandez Onna |
| ½-½ | 12 | 1975 | Tallinn | A39 English, Symmetrical, Main line with d4 |
2. M Vukic vs R Hernandez Onna |
| ½-½ | 14 | 1977 | Biel | A39 English, Symmetrical, Main line with d4 |
3. J Flesch vs R Hernandez Onna |
| ½-½ | 15 | 1977 | Biel | A39 English, Symmetrical, Main line with d4 |
4. H Ardiansyah vs R Hernandez Onna |
| 0-1 | 48 | 1983 | Rubinstein Memorial | A39 English, Symmetrical, Main line with d4 |
5. J Sunye Neto vs R Hernandez Onna |
| ½-½ | 16 | 1984 | Vulca Tournament | A39 English, Symmetrical, Main line with d4 |