Religion in Kenya Religion in Kenya The predominant religion in Kenya is Christianity, which is adhered to by an estimated 84.8% of the total population. Islam is the second largest religion in Kenya, practiced by approximately 9.7 to 11.1 percent of Kenyans. Other faiths practiced in Kenya are Baha'i, Buddhism, Hinduism and traditional religions. Roman Catholicism was first brought to Kenya in the fifteenth century by the Portuguese, and was spread rapidly during the 20th century by missionaries. Today, the main Christian denominations in Kenya are Protestant confessions, which make up about 47.4% of the country's religious composition. They include the Anglican Church
Religion in Eritrea report says that less than 1% are Shia. Around 0.9% of local residents follow traditional religions or other faiths. Atheism is low, while participation in religion is high among all ethnicities. All religious groups other than the four officially recognised faiths—the Eritrean Orthodox Church, the Evangelical Lutheran Church, Islam, and the Roman Catholic Church—must be registered with the government of Eritrea. The government has refused to register any religious group despite some of them meeting the requirements. Judaism is thought to have existed as an important religion in Eritrea and Ethiopia before Christianity became the official religion of the Kingdom