| Tweede Divisie | Matches | W | D | L |  |
 |
 |
| home | 4 | 2 | 1 | 1 | 4 | - | - |
| away | 3 | 2 | - | 1 | 4 | - | - |
| overall | 7 | 4 | 1 | 2 | 8 | - | - |
| Derde Divisie B | Matches | W | D | L | |
|
|
| home | 1 | - | - | 1 | 1 | - | - |
| away | 1 | - | - | 1 | 1 | - | - |
| overall | 2 | - | - | 2 | 2 | - | - |
| Playoffs 3/4 | Matches | W | D | L | |
|
|
| home | - | - | - | - | - | - | - |
| away | 1 | - | - | 1 | - | - | - |
| overall | 1 | - | - | 1 | - | - | - |
| Tweede Divisie | Home | - | Guest | |
|
|
Results |
| 14/09/19 | Quick Boys | - | Kozakken Boys | 1 | - | - | 0:2 |
| 10/10/20 | Rijnsburgse Boys | - | Kozakken Boys | 3 | - | - | 3:1 |
| 05/03/22 | Kozakken Boys | - | IJsselmeervogels | 2 | - | - | 2:1 |
| 04/06/22 | Kozakken Boys | - | ASWH Ido-Ambacht | - | - | - | 3:3 |
| 10/12/22 | Excelsior Maassluis | - | Kozakken Boys | - | - | - | 0:1 |
| 04/02/23 | Kozakken Boys | - | Jong FC Volendam | 1 | - | - | 2:0 |
| 18/05/24 | Kozakken Boys | - | De Treffers | 1 | - | - | 1:2 |
| Derde Divisie B | Home | - | Guest | |
|
|
Results |
| 19/10/24 | Kozakken Boys | - | SV TOGB | 1 | - | - | 0:2 |
| 05/04/25 | VV Kloetinge | - | Kozakken Boys | 1 | - | - | 2:1 |
| Playoffs 3/4 | Home | - | Guest | |
|
|
Results |
| 29/05/24 | Blauw Geel '38 | - | Kozakken Boys | - | - | - | 2:1 |
Netherlands