| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 51. Reti vs O Lowenborg |
| 1-0 | 71 | 1919 | Schultz Memorial, Stockholm | A02 Bird's Opening |
| 52. A Nilsson vs O Lowenborg |
| 1-0 | 30 | 1924 | Nordic Congress, Copenhagen | B13 Caro-Kann, Exchange |
| 53. A Kier vs O Lowenborg |
| 0-1 | 20 | 1924 | Nordic Congress, Copenhagen | D14 Queen's Gambit Declined Slav, Exchange Variation |
| 54. O Lowenborg vs J Giersing |
| 1-0 | 38 | 1924 | Nordic Congress, Copenhagen | C64 Ruy Lopez, Classical |
| 55. O Lowenborg vs O Krause |
| 0-1 | 42 | 1924 | Nordic Congress, Copenhagen | A84 Dutch |
| 56. P Johner vs O Lowenborg |
| 1-0 | 30 | 1924 | Nordic Congress, Copenhagen | A83 Dutch, Staunton Gambit |
| 57. O Lowenborg vs A Nimzowitsch |
 | 0-1 | 22 | 1924 | Nordic Congress, Copenhagen | B00 Uncommon King's Pawn Opening |
Kibitzing
