Pop-culture celebrities don't often speak about spiritual beliefs, so it may surprise you to learn some of your favorite stars are religiously devoted. The celebrities on this list all practice or have practiced Islam. They've sometimes spoken of how being Muslim has given them perspective on life and helped them in their careers. Some grew up in the faith, others converted later in life, and some have left their faith behind them. For many of these celebrity Muslims, faith offers comfort and direction in an uncertain world.