| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. J A Fuller vs N McKelvie |
| 0-1 | 29 | 1951 | North of Thames vs South of Thames | B74 Sicilian, Dragon, Classical |
| 2. L J Cannon vs N McKelvie |
| 0-1 | 41 | 1951 | British Universities (BUCA) Indiv ch02 | B74 Sicilian, Dragon, Classical |
| 3. G Fuller vs N McKelvie |
| 0-1 | 36 | 1951 | British Universities (BUCA) Indiv ch02 | E72 King's Indian |
| 4. N McKelvie vs R Powis |
| 1-0 | 26 | 1951 | British Universities (BUCA) Indiv ch02 | E72 King's Indian |
| 5. J M Aitken vs N McKelvie |
| ½-½ | 37 | 1953 | Civil Service v Cambridge Uni? | B58 Sicilian |
| 6. N McKelvie vs B Alenius |
| 1-0 | 32 | 1953 | WchT Students unofficial (02) | E26 Nimzo-Indian, Samisch |
| 7. Yanofsky vs N McKelvie |
 | 1-0 | 32 | 1953 | 71st Oxford-Cambridge Varsity m | B73 Sicilian, Dragon, Classical |
| 8. M J Franklin vs N McKelvie |
| 1-0 | 34 | 1954 | Ilford BCF Premier | E64 King's Indian, Fianchetto, Yugoslav System |
| 9. R H Steinmeyer vs N McKelvie |
| 1-0 | 35 | 1963 | Manhattan Chess Club Championship | E70 King's Indian |
| 10. L Dubeck vs N McKelvie |
| 1-0 | 19 | 1963 | New York Metropolitan League | B21 Sicilian, 2.f4 and 2.d4 |
| 11. N McKelvie vs R H Steinmeyer |
 | 1-0 | 42 | 1964 | Manhattan Chess Club Championship | B96 Sicilian, Najdorf |
| 12. N McKelvie vs S Brandwein |
| 0-1 | 34 | 1964 | 65th US Open | E78 King's Indian, Four Pawns Attack, with Be2 and Nf3 |
| 13. N McKelvie vs Benko |
| 1-0 | 37 | 1966 | Manhattan Chess Club Championship | B82 Sicilian, Scheveningen |
| 14. N McKelvie vs H Thomas |
| 1-0 | 38 | 1968 | 69th US Open | C78 Ruy Lopez |
| 15. C Bassin vs N McKelvie |
| ½-½ | 40 | 1968 | 69th US Open | B23 Sicilian, Closed |
| 16. A Deutsch vs N McKelvie |
| 1-0 | 25 | 1968 | 69th US Open | B30 Sicilian |
| 17. N McKelvie vs R Jourdan |
| 1-0 | 33 | 1968 | 69th US Open | B93 Sicilian, Najdorf, 6.f4 |
| 18. N McKelvie vs P Brandts |
| 0-1 | 37 | 1968 | 69th US Open | C99 Ruy Lopez, Closed, Chigorin, 12...cd |
| 19. N McKelvie vs R J Gross |
| 0-1 | 29 | 1968 | 69th US Open | C61 Ruy Lopez, Bird's Defense |
| 20. N McKelvie vs A Soltis |
| ½-½ | 36 | 1970 | Eastern Team Championship | B71 Sicilian, Dragon, Levenfish Variation |
| 21. A Soltis vs N McKelvie |
| 1-0 | 30 | 1971 | Goldwater-Marshall Tournament | C43 Petrov, Modern Attack |
| 22. A Bisguier vs N McKelvie |
| 1-0 | 30 | 1971 | Marshall CC Invitational Rapids | A96 Dutch, Classical Variation |
| 23. N McKelvie vs A Soltis |
| 0-1 | 18 | 1971 | Manhattan blitz | B33 Sicilian |
| 24. A Soltis vs N McKelvie |
| ½-½ | 45 | 1976 | Metropolitan League | C04 French, Tarrasch, Guimard Main line |
| 25. A Lein vs N McKelvie |
| 1-0 | 41 | 1977 | corr | B40 Sicilian |
Kibitzing
