Orban (died 1453) was an iron founder and engineer from the Kingdom of Hungary.

Orban or Orbán may also refer to:

• Orban (name)
• Orban (audio processing), an international company making audio processors for Radio, TV and Internet broadcasters
• Orban, Tarn, a commune in France
• Pârâul lui Orban, a tributary of the Pădureni River in Romania

• Oktyabrskaya Urban Settlement
• Oktyabrskoye, Chechen Republic
• Oktyabrskoye, Khanty-Mansi
• Oktyabrskoye, Khanty-Mansi Autonomous Okrug
• Oktyabrskoye, Khanty–Mansia
• Oktyabrskoye, Khanty–Mansi Autonomous Okrug
• Oktyabrskoye mine
• Oktyabrskoye Urban Settlement
• Oktyabrskoye Urban Settlement, Khanty-Mansi Autonomous Okrug
• Oktyabrskoye Urban Settlement, Perm Krai
• Oktyabrsk Urban Okrug
• Oktyabrsky Administrative Okrug, Murmansk
• Oktyabrsky, Bashkortostan
• Oktyabrsky District, Amur Oblast
• Oktyabrsky District, Chelyabinsk Oblast
• Oktyabrsky District, Jewish Autonomous Oblast
• Oktyabrsky District, Khanty-Mansi
• Oktyabrsky District, Khanty-Mansi Autonomous Okrug
• Oktyabrsky District, Khanty–Mansia
• Oktyabrsky District, Khanty–Mansi Autonomous Okrug
• Oktyabrsky District, Kostroma Oblast
• Oktyabrsky District, Kursk Oblast
• Oktyabrsky District, Orenburg Oblast
• Oktyabrsky District, Rostov Oblast
• Oktyabrsky (inhabited locality)