Games played by Alfie Onslow
| White | ELO W | Black | ELO B | Result | Moves | ECO | Date | Tournament | View |
| Lund, G | 2227 | Onslow, A | 2037 | 1-0  |
31 | D00 | 2018 | World Youth Open U16 2018 |
|
| Bekturov, T | 2297 | Onslow, A | 2037 | 1-0 |
50 | D39 | 2018 | World Youth Open U16 2018 |
|
| Onslow, A | 2037 | Mitsis, G | 2350 | ½-½ |
50 | C45 | 2018 | World Youth Open U16 2018 |
|
| Onslow, A | 2037 | Wachinger, N | 2360 | 0-1 |
38 | B94 | 2018 | World Youth Open U16 2018 |
|
| Shubin, K | 2369 | Onslow, A | 2037 | ½-½ |
24 | B48 | 2018 | World Youth Open U16 2018 |
|