| Surname | First name | Pseudonym | Year of birth | Fond No. | Inventory No. | File No. |
|---|---|---|---|---|---|---|
| Fridricas | Gintaras | - | 1938 | K-1 | 61 | 18 |
| Fridrich | Adolf | - | 1904 | K-15 | 1 | 294 |
| Fridrich | Ana | - | 1904 | L-3 | 4 | 1 |
| Fridrich | Arnold | - | 1924 | V-80 | 1 | 42 |
| Fridrich | Ela | - | 1934 | L-3 | 4 | 1 |
| Fridrich | Feliks | - | 1933 | K-1 | 60 | 9941 |
| Fridrich | Feliks | - | 1933 | L-3 | 4 | 1 |
| Fridrich | Gerbert | - | 1909 | K-1 | 61 | 109 |
| Fridrich | Gita | - | 1914 | L-3 | 4 | 1 |
| Fridrich | Greta | - | 1930 | L-3 | 4 | 1 |
| Fridrich | Jadvyga | - | - | V-135 | 7 | 13 |
| Fridrich | Jozef | - | 1903 | K-15 | 1 | 294 |
| Fridrich | Liudmila | - | 1951 | K-1 | 60 | 17346 |
| Fridrich | Liudmila | - | 1951 | L-3 | 4 | 1 |
| Fridrich | Sofja | - | 1937 | K-1 | 60 | 9941 |
| Fridrich | Sofja | - | 1937 | L-3 | 4 | 1 |
| Fridrich-Venjamin | Vasilij Sergej | - | 1897 | K-15 | 1 | 292 |
| Fridrichaitė | Elena | - | 1915 | V-139 | 1 | 147 |
| Fridrichaitė | Ella | - | 1915 | V-145/40 | 1 | 4035 |
| Fridrichas | Bronius | - | 1940 | V-135 | 7 | 13 |
