Hayedeh

Ma'soumeh Dadehbala (Persian: معصومه دده‌بالا, romanized: Masume Dadebâlâ; April 10, 1942 – January 20, 1990), known professionally as Hayedeh (هایده, Hâyde), was an Iranian singer with a contralto vocal range. Known for her wide range of voice, her career spanned over two decades, and she has been widely described as one of the most popular and influential musicians of Iran.