| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 26. P Leepin vs H Grob |
| 0-1 | 29 | 1950 | SUI-ch | A04 Reti Opening |
| 27. P Leepin vs M Blau |
| 0-1 | 46 | 1950 | SUI-ch | C49 Four Knights |
| 28. B Batchinsky vs P Leepin |
| 0-1 | 58 | 1950 | SUI-ch | C79 Ruy Lopez, Steinitz Defense Deferred |
| 29. F Janda vs P Leepin |
| ½-½ | 71 | 1950 | SUI-ch | C77 Ruy Lopez |
| 30. P Leepin vs M Christoffel |
| 0-1 | 26 | 1951 | Basel | C29 Vienna Gambit |
| 31. P Leepin vs Euwe |
| ½-½ | 30 | 1952 | Voellmy Memorial | D37 Queen's Gambit Declined |
| 32. O Zimmermann vs P Leepin |
| 0-1 | 48 | 1955 | SUI cup | A54 Old Indian, Ukrainian Variation, 4.Nf3 |
| 33. Gessner vs P Leepin |
| ½-½ | 35 | 1955 | SUI-Saarland | A56 Benoni Defense |
Kibitzing
