Enugu Ukwu (or Enugwu Ukwu) is a larger town in Anambra State, Nigeria. Basically, Enugwu-Ukwu town is geographically situated on a hilly terrain; thus it is named after its geographical topography. Enugwu-Ukwu in Igbo literally means: "on top of a high hill". It is predominantly occupied by the Igbo ethnic group of Anambra State. Most of its inhabitants are Christians (majorly Roman Catholics). It is located in Njikoka Local Government Area of Anambra State. Major villages that make up the town include Uruokwe, Urunebo, Enu-Avomimi, Adagbe-Avomini, Umu-Atulu, Urualor, Akiyi, Avomimi, Awovu, Enuagu, Ire, Orji, Orofia, Osili, Umuakwu, Umuatulu, Umuatuora, Umuokpaleri, Uruekwo, Urukpaleke, Urunnebo, and Uruogbo.
Enugwu-Ukwu is surrounded by neighbouring towns comprising Nawfia, Nise, Agukwu-Nri, Nimo, Abagana and Enugwu-Agidi. The estimated population as at 2009 is 448,000. Additionally, sons and daughters of Enugwu-Ukwu community are well known for their industrious nature.
The traditional authority adopts the kingship title of Eze Enugwu-Ukwu na Igwe Umunri. The immediate past traditional ruler of the town was His Majesty, Igwe Osita Agwuna III. The current traditional ruler is His Majesty, Igwe Ralph Obumnemeh Ekpeh (Okpalanakana-Ukabia Nri IV)
The town has an official Post Office.