Christianity is practiced by roughly forty percent of Nigerians in the source’s estimate and is most prevalent in the south. It includes Methodist, Roman Catholic, Assembly of God, Baptist, Jehovah’s Witness, Lutheran, and Anglican communities, as well as thousands of independent ministries. The greatest denominational variety is described in Ibo communities of southeastern Nigeria.

Christianity arrived with colonialism in the late 1800s, when missionaries sought converts across Nigeria. Some early Protestant missionaries were formerly enslaved people who had returned to Liberia or Sierra Leone. Although missionary descriptions of African societies were often shaped by colonial prejudice, missionary activity also helped develop written forms of regional languages and introduced English-language education.

Missionary institutions contributed beyond religious instruction, supporting education, medicine, agriculture, and architecture. Over time, Christianity became embedded in Nigerian social life rather than remaining a purely imported institution. The source emphasizes that local communities adapted Christian practice to their own cultural environment.

Church services may combine denominational traditions with Nigerian song, dance, vivid clothing, and extended processions for offerings. Respect for ancestors and elements described as magic may also be incorporated into Christian practice. This blending illustrates the distinctive forms Christianity has taken in Nigeria, especially in the culturally diverse southern regions.