Dizaj or Dezej (), also rendered as Dizeh or Dizach, may refer to:

Dezej, a city in Kurdistan Province, Iran

Ardabil Province

Dizaj, Ardabil

Dizeh, Khalkhal, Ardabil Province

East Azerbaijan Province

Dizaj, Meyaneh, East Azerbaijan Province

Dizaj, Osku, East Azerbaijan Province

Dizaj-e Aqa Hasan, East Azerbaijan Province

Dizaj Azim, East Azerbaijan Province

Dizaj-e Hasan Beyg, East Azerbaijan Province

Dizaj-e Hoseyn Beyg, East Azerbaijan Province

Dizaj-e Jalu, East Azerbaijan Province

Dizaj Khalil, East Azerbaijan Province

Dizaj-e Leyli Khani, East Azerbaijan Province

Dizaj-e Malek, East Azerbaijan Province

Dizaj-e Mir Homay, East Azerbaijan Province

Dizaj-e Parvaneh, East Azerbaijan Province

Dizaj-e Qorban, East Azerbaijan Province

Dizaj-e Reza Qoli Beyg, East Azerbaijan Province

Dizaj-e Safar Ali, East Azerbaijan Province

Dizaj-e Sefid, East Azerbaijan Province

Dizaj-e Shur, East Azerbaijan Province

Dizaj-e Talkhaj, East Azerbaijan Province

Hamadan Province

Dizaj, Hamadan

Isfahan Province

Dezej, Isfahan, in Dehaqan County

Markazi Province

Dizaj, Markazi

Qazvin Province

Dizaj, Qazvin

Semnan Province

Dizaj, Semnan

West Azerbaijan Province

Dizaj, Chaldoran, a village in Chaldoran County

Dizaj-e Hatam Khan, a village in Chaypareh County

Dizaj-e Aland, a village in Khoy County

Dizaj-e Batchi, a village in Khoy County

Dizaj Diz, a village in Khoy County

Dizaj-e Herik, a village in Khoy County

Dizaj-e Jamshid Khan, a village in Khoy County

Dizaj-e Morteza Kandi, a village in Khoy County

Dizaj, Naqadeh, a village in Naqadeh County

Dizaj, Showt, a village in Showt County

Dizaj, West Azerbaijan, a village in Urmia County

Dizaj-e Dowl, a village in Urmia County

Dizaj-e Naqaleh, a village in Urmia County

Dizaj-e Fathi, a village in Urmia County

Dizaj-e Rahim Pur, a village in Urmia County

Dizaj-e Takyeh, a village in Urmia County

Dizaj Rural District, in Khoy County

Dizaj