According to Max Muller 1873 there are six major world religions that can be divided into missionary and non-missionary. To him Islam, Christianity and Buddhism are all missionary religions. While, Judaism, Hinduism and Zoroastrianism are none-missionary faiths. This book is an attempt to present the role of Islamic Da'wah and Missionary Enterprise on the spread of the word of God a long the Kenyan coast from 1895-2005. The study consists of the following chapters: Chapter One; Introduction, Chapter two; An overview of Islam in the East African coast, Chapter three; Christianity in the Kenya Coast, Chapter four; The Struggle of Kenyan Muslims against the colonial regime and the Christian church, Chapter five; The impact of Islamic Da'wah and missionary works in Mombasa, Malindi and Lamu districts, Chapter six; The anti-Islamic Policy of the Kenyan government.