Wikipeedijas http://en.wikipedia.org/wiki/Average_Joe raksts:

Variants in different languages:

Korea 홍길동 (Hong Gil-dong)
Latvia Jānis Bērziņš
Lebanon Majhoul (Arabic: مجهول), Folan (Arabic: فلان) (female: Folana, Arabic: فلانة), Elan (Arabic: علان) as partner.