| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 351. F Yerhoff vs Kupchik |
| 0-1 | 41 | 1946 | 47th US Open | B92 Sicilian, Najdorf, Opocensky Variation |
| 352. W Shipman vs Kupchik |
| ½-½ | 22 | 1946 | 47th US Open | A22 English |
| 353. Kupchik vs G Katz |
| 1-0 | 33 | 1946 | 47th US Open | C90 Ruy Lopez, Closed |
| 354. H Steiner vs Kupchik |
| ½-½ | 48 | 1946 | 47th US Open | A53 Old Indian |
| 355. Kupchik vs H Fajans |
| 1-0 | 37 | 1946 | 47th US Open | A47 Queen's Indian |
| 356. A Bisguier vs Kupchik |
 | ½-½ | 18 | 1946 | 47th US Open | A95 Dutch, Stonewall |
| 357. Kupchik vs H Seidman |
| ½-½ | 33 | 1946 | 47th US Open | D96 Grunfeld, Russian Variation |
| 358. M Pavey vs Kupchik |
| 1-0 | 27 | 1952 | Manhattan Chess Club Masters Rapid Transit | D35 Queen's Gambit Declined |
Kibitzing
