Family name Аркади (Arkadi 
, Arkady 
, Аркади 
) , throughout the world, is quite a common cognomen. The cognomen Аркади is characteristic of Western Asia, particularly Armenia, where it is quite a common surname, Georgia, and Israel, where it is quite a rare surname. Not in comparison with a country's population, it is the most numerous in Armenia, Georgia, and Tanzania. Also, Аркади is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Arkadi | Germany, Tanzania, Georgia, United States, Israel |
| Arkady | Germany, Tanzania, United States, Israel, Russia |
| Аркади | Kazakhstan, Belarus, Bulgaria, Russia, Armenia |
| Arcady | Democratic Republic of the Congo, Tanzania, United States, Israel, Russia |