Margus Vaher (born on January 16, 1984 in Kuressaare) is an Estonian pop singer.

He graduated from Kuressaare Gymnasium. In 2002, he entered the University of Tartu to study philosophy and theology.

He is the winner of the song contest "Kaks takti ette" in 2007 and the finalist of the song contest "Eurosong 2008".