| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 26. W Harper vs M Lee |
 | 1-0 | 32 | 2008 | United States Chess League | B25 Sicilian, Closed |
| 27. M Lee vs W Harper |
| 0-1 | 40 | 2008 | United States Chess League | A25 English |
| 28. W Harper vs J Bryant |
| 1-0 | 42 | 2010 | USA Junior Championship | E95 King's Indian, Orthodox, 7...Nbd7, 8.Re1 |
| 29. Shankland vs W Harper |
| 0-1 | 28 | 2010 | USA Junior Championship | E11 Bogo-Indian Defense |
| 30. W Harper vs T Hughes |
| 1-0 | 33 | 2010 | USA Junior Championship | A10 English |
| 31. D Yang vs W Harper |
| 1-0 | 60 | 2010 | USA Junior Championship | E29 Nimzo-Indian, Samisch |
| 32. W Harper vs E Rosen |
| 0-1 | 52 | 2010 | USA Junior Championship | E20 Nimzo-Indian |
| 33. S Zierk vs W Harper |
| 1-0 | 48 | 2010 | USA Junior Championship | B30 Sicilian |
| 34. W Harper vs C Holt |
| 0-1 | 42 | 2010 | USA Junior Championship | E54 Nimzo-Indian, 4.e3, Gligoric System |
| 35. P Zhao vs W Harper |
| 1-0 | 66 | 2010 | USA Junior Championship | A07 King's Indian Attack |
| 36. W Harper vs Robson |
| 1-0 | 40 | 2010 | USA Junior Championship | E67 King's Indian, Fianchetto |
| 37. J Ding vs W Harper |
| 0-1 | 41 | 2011 | U.S. Junior Championship | B18 Caro-Kann, Classical |
| 38. W Harper vs C Holt |
| 1-0 | 96 | 2011 | U.S. Junior Championship | D12 Queen's Gambit Declined Slav |
| 39. A Getz vs W Harper |
| 1-0 | 56 | 2011 | U.S. Junior Championship | C60 Ruy Lopez |
| 40. W Harper vs K Troff |
| 1-0 | 36 | 2011 | U.S. Junior Championship | A15 English |
| 41. Naroditsky vs W Harper |
| 1-0 | 33 | 2011 | U.S. Junior Championship | A04 Reti Opening |
| 42. R Sturt vs W Harper |
| ½-½ | 31 | 2011 | U.S. Junior Championship | E00 Queen's Pawn Game |
| 43. W Harper vs V C Shen |
| ½-½ | 56 | 2011 | U.S. Junior Championship | B49 Sicilian, Taimanov Variation |
| 44. G Young vs W Harper |
| 1-0 | 36 | 2011 | U.S. Junior Championship | B87 Sicilian, Fischer-Sozin with ...a6 and ...b5 |
| 45. W Harper vs J Bryant |
| 1-0 | 58 | 2011 | U.S. Junior Championship | E67 King's Indian, Fianchetto |
Kibitzing
