| Surname | First name | Pseudonym | Year of birth | Fond No. | Inventory No. | File No. |
|---|---|---|---|---|---|---|
| Firantytė | Sofija | - | 1908 | K-15 | 1 | 295 |
| Firas | Eduardas | - | - | 1771 | 3 | 12354 |
| Firas | Eduardas | - | 1931 | V-147 | 2 | 80 |
| Firas | Edvardas | - | 1931 | V-135 | 7 | 222 |
| Firas | I. | - | - | V-139 | 1 | 118 |
| Firas | Jonas | - | 1916 | K-1 | 61 | 109 |
| Firas | Jonas | - | - | V-135 | 7 | 223 |
| Firas | Jonas | - | - | V-135 | 7 | 223 |
| Firas | Jonas | - | 1901 | V-135 | 7 | 222 |
| Firas | Jonas | - | 1917 | V-139 | 1 | 136 |
| Firas | Jonas | - | 1919 | K-1 | 61 | 109 |
| Firas | Kazys | - | 1919 | K-1 | 61 | 88 |
| Firas | Leonas | - | 1929 | V-135 | 7 | 222 |
| Firavičienė | Bronė | - | 1922 | K-1 | 60 | 20909 |
| Firavičienė | Danutė | - | 1938 | K-1 | 60 | 9114/21 |
| Firavičius | Konstantinas | - | 1950 | K-1 | 60 | 23013 |
| Firavičius | Tadas | - | 1915 | V-147 | 26 | 56 |
| Firavičius | Vytautas | - | 1923 | K-1 | 61 | 88 |
| Firavičiūtė | Dalė | - | 1954 | K-1 | 60 | 23112 |
| Fircerbergienė | Ruza | - | 1896 | L-3 | 3 | 676 |
