Malaysia constitutes a multicultural, multi-ethnic and multi-religious society and legally recognizes the right of freedom of religion among its subjects who have reached the age of maturity, that is, eighteen years of age. There are cases where minors change their religion due to their parents' conversion or through their own choice and this needs special consideration. This article aims to focus and discuss some issues of conversion of minors to Islam, commencing from the definition of minor, the law that relates to the conversion and some relevant cases.