Isoko people are an ethnolinguistic group who inhabit the Isoko region of Delta State, and Bayelsa State Nigeria. They are people of southern Nigeria, near the northwestern Niger delta. Delta State and Bayelsa State are part of the 36 states of the Federal Republic of Nigeria. Isokos ethnic group is one of the smallest minority ethnic groups In the Niger Delta

The Isokos speak the Isoko language, a language of the Kwa branch of the Niger-Congo family which is also very linguistically similar to the Urhobo language, Epie-Atissa language, Engenni language