Before the advent of Islam, Malay societies professed animism. This situation changed after the advent of Islam that brought the concept of Tawhid (monotheism) by denying the existence of polytheism. Starting with the concept of the oneness of God and the worship of Islam has attracted wide interest in the local community. Since the advent of Islam, the Malay customs which contradicted Islam were gradually abandoned. This article will discuss the theoretical concept of Islam and local wisdom in the Malay world. On this basis, this paper had focus on a several aspects, namely the basic concept of local wisdom, Islam and Malay strengthening local wisdom.