1) Azerbaijani boy name 2) Iranian boy name 
Heydar (Azerbaijani HeydÉ™r) is an Azerbaijani given name. It is sometimes transliterated as Gaidar or Geidar, from the Cyrillic spelling Гейдар. Notable people named Heydar include: Heydar is also an alternative transliteration for the Arabic name Haydar (Arabic Øيدر ). ...