Family name Свадковский (Свадковский 
, Svadkovskii , Svadkovskij 
) , throughout the world, is a rare cognomen. The family name Свадковский is characteristic of Belarus, where it is quite a rare surname, Russia, where it is a rare surname, and Denmark.
| VARIANT | COUNTRY |
|---|---|
| Свадковский | Kazakhstan, Russia, Belarus |
| Svadkovskii | Russia, Belarus |
| Svadkovskij | Denmark |
| свадковский, иван фомич RU (b. 1895) |
|