Robert Rehfeldt was born in 1931 in Stargard in Pomerania (now Poland). After the war, the family moved to Berlin (East). He studied at the University of the Fine Arts in West Berlin from 1948 to 1953. Afterwards he worked as a graphic artist, press artist and photo journalist and from 1963 as a freelance artist in Berlin (East). From the 1970s he was active as a mail-art artist with international contacts and initiated the first mail-art exhibition in the GDR in 1975. Rehfeldt died in Berlin in 1993.