| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. J Gallagher vs E Schiller |
  | ½-½ | 43 |
1985 |
International Tournament | B13 Caro-Kann, Exchange |
| 2. J Gallagher vs C Flear |
| ½-½ | 30 |
1986 |
Clermont | C36 King's Gambit Accepted, Abbazia Defense |
| 3. Short vs J Gallagher |
| ½-½ | 43 |
1987 |
Swansea GBR ch | B93 Sicilian, Najdorf, 6.f4 |
| 4. J Gallagher vs I Rogers |
| ½-½ | 36 |
1987 |
06 | B01 Scandinavian |
| 5. J Gallagher vs A Greenfeld |
 | ½-½ | 50 |
1988 |
Tel-Aviv | C36 King's Gambit Accepted, Abbazia Defense |
| 6. J Gallagher vs J Benjamin |
| ½-½ | 44 |
1988 |
St John op-2 | B62 Sicilian, Richter-Rauzer |
| 7. J Gallagher vs Adorjan |
| ½-½ | 61 |
1988 |
It (open) | B17 Caro-Kann, Steinitz Variation |
| 8. Speelman vs J Gallagher |
| ½-½ | 60 |
1988 |
St John | E77 King's Indian |
| 9. J Gallagher vs E Shvidler |
| ½-½ | 10 |
1988 |
Tel-Aviv | C31 King's Gambit Declined, Falkbeer Counter Gambit |
| 10. Petursson vs J Gallagher |
| ½-½ | 34 |
1988 |
It St John (CAN) | E83 King's Indian, Samisch |
| 11. J Gallagher vs H Rolletschek |
| ½-½ | 34 |
1989 |
Chicago US-open (08) | C28 Vienna Game |
| 12. Lautier vs J Gallagher |
| ½-½ | 44 |
1989 |
FRA-chT | E88 King's Indian, Samisch, Orthodox, 7.d5 c6 |
| 13. J Gallagher vs Hebden |
| ½-½ | 36 |
1989 |
It-B, Hastings | C35 King's Gambit Accepted, Cunningham |
| 14. Chiburdanidze vs J Gallagher |
| ½-½ | 55 |
1990 |
Biel-B | A10 English |
| 15. J Gallagher vs Hort |
| ½-½ | 47 |
1990 |
San Bernardino | B19 Caro-Kann, Classical |
| 16. Chiburdanidze vs J Gallagher |
| ½-½ | 15 |
1990 |
Biel-Tbilisi | B52 Sicilian, Canal-Sokolsky (Rossolimo) Attack |
| 17. J Gallagher vs Adams |
| ½-½ | 12 |
1990 |
London | B17 Caro-Kann, Steinitz Variation |
| 18. J Gallagher vs K Spraggett |
| ½-½ | 23 |
1990 |
Biel II | B06 Robatsch |
| 19. G Timoshchenko vs J Gallagher |
| ½-½ | 44 |
1990 |
Hastings Challengers 9091 | E94 King's Indian, Orthodox |
| 20. Hebden vs J Gallagher |
| ½-½ | 35 |
1990 |
Hastings Masters | B23 Sicilian, Closed |
| 21. J Gallagher vs Flear |
| ½-½ | 30 |
1990 |
Paris m/1 | C34 King's Gambit Accepted |
| 22. J Gallagher vs Hertneck |
| ½-½ | 31 |
1990 |
Kecskemet | C18 French, Winawer |
| 23. J Gallagher vs E Vladimirov |
| ½-½ | 13 |
1990 |
Hastings | C35 King's Gambit Accepted, Cunningham |
| 24. Groszpeter vs J Gallagher |
| ½-½ | 23 |
1990 |
Biel-B | B99 Sicilian, Najdorf, 7...Be7 Main line |
| 25. Suba vs J Gallagher |
| ½-½ | 23 |
1991 |
Benidorm | E71 King's Indian, Makagonov System (5.h3) |