Cognomen Арапаев (Арапаев 
) , worldwide, is a very rare last name. The cognomen Арапаев is habitual in Kyrgyzstan, where it is a rare surname, Kazakhstan, where it is a very rare surname, and Russia, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Арапаев | Kyrgyzstan, Russia, Kazakhstan |