| Surname | First name | Pseudonym | Year of birth | Fond No. | Inventory No. | File No. |
|---|---|---|---|---|---|---|
| Kusteckij | Česlovas | - | 1921 | K-1 | 59 | 9831 |
| Kusteckij | Henrikas | - | 1925 | K-1 | 59 | 9903 |
| Kuštelnova | Darja | - | - | 3377 | 55 | 257 |
| Kuštelnova | Darja | - | - | 3377 | 55 | 72 |
| Kustenko | Nikolaj | - | - | 3109 | 7 | 17 |
| Kustenko | Nikolaj | - | - | 3399 | 9 | 119 |
| Kuster | Frida | - | - | V-135 | 7 | 327 |
| Kuster | Frida | - | - | V-135 | 7 | 327 |
| Kuster | Frida | - | 1909 | V-135 | 7 | 336 |
| Kuster | Frida | - | 1909 | V-135 | 7 | 338 |
| Kusterman | Peter Karl | - | 1950 | K-1 | 61 | 18 |
| Kusterskij | Vasilij | - | 1922 | V-147 | 49 | 2 |
| Kuštienė | Viktorija | - | 1870 | V-135 | 7 | 314 |
| Kustina | Galina | - | - | 8 | 1 | 52 |
| Kustinas | Justinas | - | - | V-135 | 7 | 373 |
| Kustinė | Galina | - | - | 1 | 5 | 4 |
| Kustinec | Fiodor | - | 1920 | V-147 | 49 | 2 |
| Kustinskaja | Gelena | - | - | L-43 | 6 | 57 |
| Kustinskaja | Helena | - | - | K-15 | 1 | 996 |
| Kustinskaja-Lvovič | Gelena | - | 1905 | V-135 | 3 | 2 |
