| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. D Colhoun vs D Keast |
| 0-1 | 20 | 1980 | NSW-corr ch | A07 King's Indian Attack |
| 2. S From vs D Colhoun |
| 1-0 | 32 | 1985 | Australian Championship 1985/86 | A78 Benoni, Classical with ...Re8 and ...Na6 |
| 3. T Shaw vs D Colhoun |
| 1-0 | 37 | 1985 | Australian Championship 1985/86 | C25 Vienna |
| 4. D Colhoun vs R Voon |
| 1-0 | 85 | 1985 | Australian Championship 1985/86 | A07 King's Indian Attack |
| 5. D Colhoun vs C J Davis |
| 0-1 | 63 | 1986 | Australian Championship 1985/86 | B00 Uncommon King's Pawn Opening |
| 6. S Pickles vs D Colhoun |
| 1-0 | 38 | 1986 | Australian Championship 1985/86 | C44 King's Pawn Game |
| 7. M D Campbell vs D Colhoun |
| 0-1 | 35 | 1986 | Australian Championship 1985/86 | C63 Ruy Lopez, Schliemann Defense |
| 8. D Colhoun vs J Hanks |
| ½-½ | 27 | 1986 | Australian Championship 1985/86 | C69 Ruy Lopez, Exchange, Gligoric Variation |
| 9. A D Goldsmith vs D Colhoun |
| 1-0 | 46 | 1986 | Australian Championship 1985/86 | B20 Sicilian |
| 10. D Colhoun vs M Mescher |
| 1-0 | 42 | 1986 | Australian Championship 1985/86 | C60 Ruy Lopez |
| 11. W Jordan vs D Colhoun |
| 1-0 | 79 | 1986 | Australian Championship 1985/86 | A10 English |
| 12. D Colhoun vs J Penrose |
| 1-0 | 61 | 1986 | Australian Championship 1985/86 | B04 Alekhine's Defense, Modern |
| 13. A Sztern vs D Colhoun |
| 0-1 | 17 | 1986 | Australian Championship 1985/86 | C63 Ruy Lopez, Schliemann Defense |
| 14. D Colhoun vs J Kloostra |
| ½-½ | 20 | 1986 | Australian Championship 1985/86 | C14 French, Classical |
| 15. D Colhoun vs C Depasquale |
| ½-½ | 62 | 1987 | Australian Championship 1987/88 | C41 Philidor Defense |
| 16. D Colhoun vs I Parsonage |
| 0-1 | 64 | 1987 | Australian Championship 1987/88 | B05 Alekhine's Defense, Modern |
| 17. A E Peake vs D Colhoun |
| 1-0 | 47 | 1987 | Australian Championship 1987/88 | D19 Queen's Gambit Declined Slav, Dutch |
| 18. M Weeks vs D Colhoun |
| ½-½ | 29 | 1987 | Australian Championship 1987/88 | C63 Ruy Lopez, Schliemann Defense |
| 19. D Colhoun vs L Jones |
| ½-½ | 27 | 1988 | Australian Championship 1987/88 | B13 Caro-Kann, Exchange |
| 20. A D Goldsmith vs D Colhoun |
| 0-1 | 83 | 1988 | Australian Championship 1987/88 | C22 Center Game |
| 21. E Levi vs D Colhoun |
| 1-0 | 28 | 1988 | Australian Championship 1987/88 | C55 Two Knights Defense |
| 22. D Colhoun vs G Barker |
| 1-0 | 72 | 1988 | Australian Championship 1987/88 | A07 King's Indian Attack |
| 23. D Colhoun vs K Harrison |
| ½-½ | 28 | 1988 | Australian Championship 1987/88 | A07 King's Indian Attack |
| 24. G Wastell vs D Colhoun |
| 1-0 | 43 | 1988 | Australian Championship 1987/88 | C63 Ruy Lopez, Schliemann Defense |
| 25. D Colhoun vs R Voon |
| 0-1 | 61 | 1988 | Australian Championship 1987/88 | B83 Sicilian |
Kibitzing
