| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 26. S E Almgren vs R Byrne |
 | 1-0 | 26 | 1946 | 47th US Open | B45 Sicilian, Taimanov |
| 27. Santasiere vs R Byrne |
| 1-0 | 14 | 1946 | 47th US Open | A04 Reti Opening |
| 28. R Byrne vs A Gordon |
| 1-0 | 50 | 1946 | 47th US Open | C31 King's Gambit Declined, Falkbeer Counter Gambit |
| 29. M Aleman Dovo vs R Byrne |
| 0-1 | 44 | 1946 | 47th US Open | C41 Philidor Defense |
| 30. R Byrne vs Evans |
| 1-0 | 37 | 1946 | 47th US Open | C34 King's Gambit Accepted |
| 31. G Kramer vs R Byrne |
| 0-1 | 39 | 1946 | 47th US Open | E67 King's Indian, Fianchetto |
| 32. R Byrne vs K Forster |
| ½-½ | 27 | 1946 | 47th US Open | E58 Nimzo-Indian, 4.e3, Main line with 8...Bxc3 |
| 33. R Byrne vs D Byrne |
| 1-0 | 15 | 1949 | New York | C31 King's Gambit Declined, Falkbeer Counter Gambit |
| 34. Kostic vs R Byrne |
| ½-½ | 40 | 1950 | USA - Yugoslavia Radio Match | B80 Sicilian, Scheveningen |
| 35. R Byrne vs Kostic |
| ½-½ | 26 | 1950 | USA - Yugoslavia Radio Match | D08 Queen's Gambit Declined, Albin Counter Gambit |
| 36. R Byrne vs Shainswit |
| 1-0 | 75 | 1951 | Wertheim Memorial | B10 Caro-Kann |
| 37. Evans vs R Byrne |
| 1-0 | 35 | 1951 | Wertheim Memorial | D29 Queen's Gambit Accepted, Classical |
| 38. R Byrne vs C Guimard |
| 1-0 | 58 | 1951 | Wertheim Memorial | C34 King's Gambit Accepted |
| 39. R Byrne vs I A Horowitz |
| 0-1 | 41 | 1951 | Wertheim Memorial | B72 Sicilian, Dragon |
| 40. Fine vs R Byrne |
| ½-½ | 20 | 1951 | Wertheim Memorial | D30 Queen's Gambit Declined |
| 41. A Bisguier vs R Byrne |
| 0-1 | 42 | 1951 | Wertheim Memorial | A90 Dutch |
| 42. Euwe vs R Byrne |
| 1-0 | 35 | 1951 | Wertheim Memorial | A81 Dutch |
| 43. R Byrne vs O'Kelly |
| 1-0 | 31 | 1951 | Wertheim Memorial | C68 Ruy Lopez, Exchange |
| 44. Najdorf vs R Byrne |
| ½-½ | 50 | 1951 | Wertheim Memorial | D29 Queen's Gambit Accepted, Classical |
| 45. Reshevsky vs R Byrne |
 | 1-0 | 44 | 1951 | Wertheim Memorial | A92 Dutch |
| 46. R Byrne vs G Kramer |
| 1-0 | 56 | 1951 | Wertheim Memorial | B20 Sicilian |
| 47. J H Donner vs R Byrne |
| 1-0 | 40 | 1952 | Helsinki Olympiad qual-3 | E95 King's Indian, Orthodox, 7...Nbd7, 8.Re1 |
| 48. R Byrne vs Y Porat |
| 1-0 | 46 | 1952 | Helsinki Olympiad qual-3 | C11 French |
| 49. O Kaila vs R Byrne |
| ½-½ | 40 | 1952 | Helsinki Olympiad qual-3 | B91 Sicilian, Najdorf, Zagreb (Fianchetto) Variation |
| 50. R Byrne vs P Bachmann |
| 1-0 | 43 | 1952 | Helsinki Olympiad qual-3 | C18 French, Winawer |
Kibitzing
