| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 26. W Poder vs J S Purdy |
| ½-½ | 38 | 1959 | Australian Championship 1958/59 | A07 King's Indian Attack |
| 27. V Lapin vs J S Purdy |
| 0-1 | 36 | 1959 | Australian Championship 1958/59 | C65 Ruy Lopez, Berlin Defense |
| 28. O Weber vs J S Purdy |
| 0-1 | 16 | 1959 | Australian Championship 1958/59 | C65 Ruy Lopez, Berlin Defense |
| 29. J S Purdy vs F Campomanes |
| 1-0 | 43 | 1959 | Australian Championship 1958/59 | B17 Caro-Kann, Steinitz Variation |
| 30. J S Purdy vs L Steiner |
| 0-1 | 95 | 1959 | Australian Championship 1958/59 | A50 Queen's Pawn Game |
| 31. Averbakh vs J S Purdy |
 | 1-0 | 41 | 1960 | Australian Championship | E80 King's Indian, Samisch Variation |
| 32. J S Purdy vs O Sarapu |
| ½-½ | 24 | 1963 | Jakarta Zonal | C89 Ruy Lopez, Marshall |
| 33. T Shaw vs J S Purdy |
| 1-0 | 44 | 1966 | Doeberl Cup | C01 French, Exchange |
| 34. D Kewley vs J S Purdy |
| 0-1 | 53 | 1968 | Australian Championship 1968/69 | C69 Ruy Lopez, Exchange, Gligoric Variation |
| 35. J S Purdy vs F J Rutland-Manners |
| ½-½ | 53 | 1972 | ?AUS-corr ch | A07 King's Indian Attack |
| 36. P W Thompson vs J S Purdy |
| 1-0 | 32 | 1972 | AUS-corr ch | A19 English, Mikenas-Carls, Sicilian Variation |
| 37. S Zaric vs J S Purdy |
| 0-1 | 76 | 1973 | Australian Championship 1973/74 | B40 Sicilian |
| 38. D Hamilton vs J S Purdy |
| 1-0 | 42 | 1973 | Australian Championship 1973/74 | C99 Ruy Lopez, Closed, Chigorin, 12...cd |
| 39. J S Purdy vs R Lundquist |
| 0-1 | 51 | 1974 | Australian Championship 1973/74 | C80 Ruy Lopez, Open |
| 40. R Brent vs J S Purdy |
| 0-1 | 39 | 1974 | Australian Championship 1973/74 | B40 Sicilian |
| 41. D Parr vs J S Purdy |
| 1-0 | 48 | 1974 | Australian Championship 1973/74 | A07 King's Indian Attack |
| 42. J S Purdy vs D Hamilton |
| ½-½ | 36 | 1975 | Australian Championship 1975/76 | C69 Ruy Lopez, Exchange, Gligoric Variation |
| 43. W Jordan vs J S Purdy |
| 1-0 | 45 | 1975 | Australian Championship 1975/76 | B40 Sicilian |
| 44. I Rogers vs J S Purdy |
| 1-0 | 46 | 1975 | Australian Championship 1975/76 | B22 Sicilian, Alapin |
| 45. D K Johansen vs J S Purdy |
| 0-1 | 47 | 1977 | Australian Championship 1977/78 | C80 Ruy Lopez, Open |
| 46. J S Purdy vs P C Dozsa |
| 1-0 | 37 | 1977 | Australian Championship 1977/78 | A30 English, Symmetrical |
| 47. W Ballantyne vs J S Purdy |
| 0-1 | 57 | 1977 | Australian Championship 1977/78 | C23 Bishop's Opening |
| 48. J S Purdy vs R Jamieson |
| 1-0 | 68 | 1978 | Australian Championship 1977/78 | A24 English, Bremen System with ...g6 |
| 49. J S Purdy vs M Fuller |
| ½-½ | 31 | 1978 | Australian Championship 1977/78 | A36 English |
| 50. T Shaw vs J S Purdy |
| ½-½ | 47 | 1978 | Australian Championship 1977/78 | C28 Vienna Game |
Kibitzing
