Margosyan was born in Hançepek neighborhood (Gavur neighborhood) on December 23, 1938. He received his education at Süleyman Nazif Primary School, Bezcivan Secondary School in İstanbul and Getronagan High School.
“They have bigger difficulties when they are ordinary, without any talent or unwilling to display high performance. An interviewee said that she was accepted more easily when she performed well on stage or when she rearranged her own outlook in accordance with the popular view.