| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. O Jakobsen vs J Hoyer |
| 1-0 | 57 | 1997 | Politiken Cup | E47 Nimzo-Indian, 4.e3 O-O 5.Bd3 |
| 2. E Brondum vs J Hoyer |
| 1-0 | 40 | 1997 | Politiken Cup | A45 Queen's Pawn Game |
| 3. M Thuesen vs J Hoyer |
| 1-0 | 50 | 1997 | Politiken Cup | E08 Catalan, Closed |
| 4. T Bromann vs J Hoyer |
| 1-0 | 37 | 1997 | Politiken Cup | B01 Scandinavian |
| 5. J Hoyer vs F T Naes |
| 1-0 | 40 | 1997 | Politiken Cup | D47 Queen's Gambit Declined Semi-Slav |
| 6. J Askgaard vs J Hoyer |
| 1-0 | 35 | 1997 | Politiken Cup | E22 Nimzo-Indian, Spielmann Variation |
| 7. J Christensen vs J Hoyer |
| 0-1 | 22 | 1997 | Politiken Cup | B01 Scandinavian |
| 8. E Kyrkjebo vs J Hoyer |
 | 0-1 | 32 | 2012 | Politiken Cup | B12 Caro-Kann Defense |
| 9. J Hoyer vs V Malakhov |
| 0-1 | 37 | 2012 | Politiken Cup | A75 Benoni, Classical with ...a6 and 10...Bg4 |
| 10. J Hoyer vs J Carstensen |
| 0-1 | 35 | 2012 | Politiken Cup | E10 Queen's Pawn Game |
| 11. J Hoyer vs T Rostgaard |
| 1-0 | 48 | 2012 | Politiken Cup | D12 Queen's Gambit Declined Slav |
| 12. T Hillarp Persson vs J Hoyer |
| 1-0 | 44 | 2012 | Politiken Cup | D85 Grunfeld |
| 13. J Hoyer vs A T Jorgensen |
| 1-0 | 36 | 2014 | Politiken Cup | E81 King's Indian, Samisch |
| 14. A Moiseenko vs J Hoyer |
| 1-0 | 26 | 2014 | Politiken Cup | D85 Grunfeld |
| 15. J Hoyer vs C Christensen |
| 1-0 | 49 | 2014 | Politiken Cup | E81 King's Indian, Samisch |
| 16. J Rimer vs J Hoyer |
| 0-1 | 54 | 2014 | Politiken Cup | D94 Grunfeld |
| 17. J Hoyer vs C Hoi |
| 0-1 | 32 | 2014 | Politiken Cup | A54 Old Indian, Ukrainian Variation, 4.Nf3 |
| 18. A Koetz vs J Hoyer |
| ½-½ | 39 | 2014 | Politiken Cup | D86 Grunfeld, Exchange |
| 19. J Hoyer vs K Eriksson |
| ½-½ | 39 | 2014 | Politiken Cup | E45 Nimzo-Indian, 4.e3, Bronstein (Byrne) Variation |
| 20. P E Franzen vs J Hoyer |
| 0-1 | 41 | 2014 | Politiken Cup | D85 Grunfeld |
| 21. J Hoyer vs T Petersen |
| 0-1 | 46 | 2014 | Politiken Cup | A40 Queen's Pawn Game |
| 22. G Stray vs J Hoyer |
| ½-½ | 65 | 2014 | Politiken Cup | A49 King's Indian, Fianchetto without c4 |
| 23. J Hoyer vs Yngve Rasdal |
| 1-0 | 23 | 2015 | Politiken Cup | A96 Dutch, Classical Variation |
| 24. C Schmitt vs J Hoyer |
| 0-1 | 36 | 2015 | Politiken Cup | A36 English |
| 25. J Hoyer vs J Hector |
| 0-1 | 63 | 2015 | Politiken Cup | D12 Queen's Gambit Declined Slav |
Kibitzing
