Reza Mafi (; 27 November 1943 â 26 September 1982) was an Iranian contemporary calligrapher and painter. He was a pioneer of Iranian modernism. He was nicknamed "Sadr al-Kitab" (lit. 'beginning of a book').
Reza Mafi was born on 27 November 1943, in Mashhad, Pahlavi Iran (now Iran). His elder brother Mohammad Mafi was a painter. Mafi studied under the apprenticeship of Persian calligrapher . He continued his studies for another four years under , a professor at the Society of Iranian Calligraphists.
Mafi was one of the earliest artists to explore modern calligraphic painting in Iran (also known as naqashi-khat).