| Surname | First name | Pseudonym | Year of birth | Fond No. | Inventory No. | File No. |
|---|---|---|---|---|---|---|
| Flekaitis | Artur | - | 1934 | K-1 | 61 | 88 |
| Flekaitis | Artūras | - | 1934 | K-6 | 1 | 10780 |
| Flekaitis | Juozas Artūras | - | 1934 | K-6 | 1 | 2278 |
| Flekas | Georgijus | - | - | 77 | 28 | 2745 |
| Flekas | Jurijus | - | - | 77 | 28 | 2746 |
| Flekman | Simcha | - | 1920 | K-1 | 58 | P-7386 |
| Flekman | Simcha | - | 1920 | L-44 | 1 | 13065 |
| Flekman | Simcha | - | 1920 | V-135 | 3 | 2 |
| Flekman | Simcha | - | 1920 | V-135 | 7 | 5 |
| Flekman | Simcha | - | 1920 | V-135 | 9 | 1 |
| Flekman | Simcha | - | 1920 | V-135 | 9 | 5 |
| Flėkman | Simha | - | - | L-43 | 6 | 73 |
| Flekman | Simka | - | 1920 | K-1 | 61 | 109 |
| Flekman | Sisicha | - | - | K-15 | 1 | 995 |
| Fleksanė | Mina | - | - | 341 | 341 | 11 |
| Flekser | Basė | - | - | 341 | 341 | 11 |
| Flekser | Isak | - | - | 3399 | 75 | 322 |
| Flekser | Isak | - | - | 3406 | 52 | 302 |
| Flekser | Isakas | - | - | 341 | 341 | 11 |
| Flekser | Izaak | - | 1923 | K-1 | 60 | 10181 |
