| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. J P McKenna vs A L Mack |
| ½-½ | 20 | 1992 | British Championship | C02 French, Advance |
| 2. R Willmoth vs J P McKenna |
| 1-0 | 61 | 1992 | British Championship | B06 Robatsch |
| 3. K Murugan vs J P McKenna |
| ½-½ | 42 | 1993 | 17th Lloyds Bank Masters Open | E97 King's Indian |
| 4. J P McKenna vs I Rogers |
| 0-1 | 28 | 1993 | 17th Lloyds Bank Masters Open | B32 Sicilian |
| 5. J P McKenna vs J Cobb |
| 0-1 | 29 | 1993 | 17th Lloyds Bank Masters Open | C02 French, Advance |
| 6. J P McKenna vs S Stockinger |
 | 1-0 | 11 | 1994 | Velden Open | B10 Caro-Kann |
| 7. V Lukov vs J P McKenna |
| 1-0 | 36 | 1994 | Velden Open | E90 King's Indian |
| 8. J P McKenna vs T Markowski |
| 0-1 | 47 | 1994 | 18th Lloyds Bank Masters Open | B44 Sicilian |
| 9. J P McKenna vs R Sheldon |
| ½-½ | 23 | 1994 | 18th Lloyds Bank Masters Open | B44 Sicilian |
| 10. J P McKenna vs J Ragnarsson |
| ½-½ | 13 | 1995 | Hastings Centenary Masters | B11 Caro-Kann, Two Knights, 3...Bg4 |
| 11. J P McKenna vs F Deketelaere |
| 1-0 | 35 | 1995 | Hastings Centenary Masters | A07 King's Indian Attack |
| 12. P Briggs vs J P McKenna |
| 1-0 | 33 | 1995 | Hastings Centenary Masters | B06 Robatsch |
| 13. L Cooper vs J P McKenna |
| 1-0 | 47 | 1995 | Hastings Centenary Masters | B06 Robatsch |
| 14. J P McKenna vs K Chakraborty |
| 1-0 | 58 | 1995 | Hastings Centenary Masters | B52 Sicilian, Canal-Sokolsky (Rossolimo) Attack |
| 15. L Rutherford vs J P McKenna |
| 0-1 | 48 | 1995 | Hastings Centenary Masters | E63 King's Indian, Fianchetto, Panno Variation |
| 16. R Bates vs J P McKenna |
| 1-0 | 37 | 1995 | Hastings Centenary Masters | E63 King's Indian, Fianchetto, Panno Variation |
| 17. J P McKenna vs P Mellier |
| 0-1 | 47 | 1995 | Hastings Centenary Masters | A07 King's Indian Attack |
| 18. J P McKenna vs P Roberts |
| 0-1 | 23 | 1995 | Hastings Centenary Masters | B80 Sicilian, Scheveningen |
| 19. K Arkell vs J P McKenna |
| 1-0 | 34 | 2009 | A2Bmedialtd.com Uxbridge Int Group C | A40 Queen's Pawn Game |
| 20. A Brusey vs J P McKenna |
| 0-1 | 38 | 2009 | Paignton Premier | B06 Robatsch |
| 21. J P McKenna vs J D Blore |
| ½-½ | 14 | 2009 | Paignton Premier | C63 Ruy Lopez, Schliemann Defense |
| 22. A Combie vs J P McKenna |
| 0-1 | 37 | 2009 | Paignton Premier | B06 Robatsch |
| 23. J P McKenna vs D B Rosen |
| 0-1 | 33 | 2009 | Paignton Premier | B08 Pirc, Classical |
| 24. J Hickman vs J P McKenna |
| ½-½ | 24 | 2009 | Paignton Premier | A07 King's Indian Attack |
| 25. J P McKenna vs T Spanton |
| ½-½ | 61 | 2009 | Paignton Premier | C67 Ruy Lopez |
Kibitzing
