Family name Arkadiusz (Arkadiusz 
, Аркадиусз 
, Аркадиуш 
) , around the world, is a common last name. The last name Arkadiusz is habitual in Poland, where it is a common surname, Hungary, where it is a rare surname, and Spain. Also, Arkadiusz is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Arkadiusz | Germany, United Kingdom, Ireland, United States, Poland |
| Аркадиусз | Russia |
| Аркадиуш | Russia, Belarus |
| ארקדיוש | Israel |