Mehdi Siadat was born in 1973 in Tehran. At the age of nine, he began learning the "Santour" (Persian hammered dulcimer) in the Organization of Preservation and publication with Ms.Roya Hallaj. After 5 years, He introduced to great Master "Farmarz Payvar" who was the famous and greatest Santour performer in Iran in order to continue his studies and improving his technical skills. Mehdi graduated from his school in 1998.
He has been performing in many concerts and festivals such as International Fadjr Music festival (Tehran), Mela International music festival in Norway,International Dulcimer festival in Vallaske Mezirici ,SRF(Swiss Radio and Television), etc.
He could achieve the first rank of performer at International Fadjr Music Festival twice at the years of 1991 and 1995. he is an Agricultural Engineer (M.Sc).Mehdi is also a member of World Cimbalom Association and some Persian Traditional and Folk music Ensembles.
He is deeply involved with the art of improvisation, both in traditional way of Dastgah concept and in free improvisation on themes of various origins and modes. He has given some master classes on Santour for students of China Conservatory in Beijing for either October 2013 or November 2014.