| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. A Mellema vs P Ypma |
| 1-0 | 20 |
2009 |
13th Unive Tournament (Open) | B91 Sicilian, Najdorf, Zagreb (Fianchetto) Variation |
| 2. M Admiraal vs P Ypma |
 | 1-0 | 73 |
2009 |
13th Unive Tournament (Open) | C69 Ruy Lopez, Exchange, Gligoric Variation, 6.d4 |
| 3. P Ypma vs O Sadallah |
| 0-1 | 42 |
2009 |
13th Unive Tournament (Open) | B22 Sicilian, Alapin |
| 4. P Ypma vs Y Afek |
| 0-1 | 45 |
2009 |
13th Unive Tournament (Open) | C02 French, Advance |
| 5. E Sparenberg vs P Ypma |
| 1-0 | 37 |
2009 |
13th Unive Tournament (Open) | C86 Ruy Lopez, Worrall Attack |
| 6. S M Shyam vs P Ypma |
| 1-0 | 36 |
2009 |
Dutch Open | C45 Scotch Game |
| 7. P Ypma vs S Lagrotteria |
| 0-1 | 39 |
2009 |
13th Unive Tournament (Open) | C02 French, Advance |
| 8. A Bezemer vs P Ypma |
| 1-0 | 38 |
2009 |
Dutch Open | D19 Queen's Gambit Declined Slav, Dutch |
| 9. P Ypma vs R Hess |
| 0-1 | 38 |
2011 |
Groningen Chess Festival | C54 Giuoco Piano |
| 10. A Pijpers vs P Ypma |
| 1-0 | 53 |
2011 |
Groningen Chess Festival | B01 Scandinavian |
| 11. P Michalik vs P Ypma |
| 1-0 | 57 |
2011 |
Groningen Chess Festival | A04 Reti Opening |
| 12. S Estremera Panos vs P Ypma |
| 1-0 | 39 |
2012 |
Groningen Open | B10 Caro-Kann |
| 13. P Ypma vs N Nestorovic |
| 0-1 | 34 |
2012 |
Groningen Open | A57 Benko Gambit |
| 14. P Ypma vs S Arun Prasad |
| 0-1 | 54 |
2012 |
6th LCT GpA | B51 Sicilian, Canal-Sokolsky (Rossolimo) Attack |
| 15. P Ypma vs E L'Ami |
| 0-1 | 58 |
2012 |
Remco Heite Open | B13 Caro-Kann, Exchange |
| 16. P Ypma vs M Lyell |
| 0-1 | 50 |
2012 |
Groningen Open | A00 Uncommon Opening |
