are Richard Hagopian and Onno Tunç both musicians ?
Richard Hagopian Richard Avedis Hagopian (born 3 April 1937) is an American Oriental-style "oud" player and traditional Armenian musician.
Harutyun Hanesyan Harutyun Hanesyan (Armenian: Յարութիւն Հանէսեան ; December 30, 1911 – March 7, 1987) was an Armenian violist and composer.