Cognomen Konstancja (Konstancja 
, Констанция 
, Констанція ) , worldwide, is quite a rare surname. The surname Konstancja is characteristic of Eastern Europe, particularly Poland, where it is quite a rare surname, and Russia, where it is an extremely rare surname. Also, Konstancja is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Konstancja | Australia, Germany, United Kingdom, United States, Poland |
| Констанция | Belarus, Russia, Kazakhstan, Ukraine |
| Констанція | Ukraine |
| קונסטנס | Israel |
Constance, Costanza, Konstancie, Konstancija, Констанца, コンスタンス, and 康诗坦丝
|
anna katarzyna konstancja Daughter of King Sigismund III Vasa, PL (b. 1619) |
|