Georgi Belev was born the 13th of April 1908 in Dimitrovgrad, Yugoslavia. In 1934, he took private vocal lessons with Sabcho Sabev.
In 1942, he left for Salzburg to study with Moratti. In 1937, he sang at the Cooperative Theater in Sofia. His debut with the
Sofia opera in 1938 was as Alfredo in Traviata. From 1938 to 1942, he was a leading soloist with the Sofia opera. In 1942 he was
invited by the Bavarian State Opera in Munich to be a guest soloist. While performing there until 1944, he undertook many tours
throughout Germany and Austria. In 1944, he returned to the Sofia opera and sang many important tenor roles until 1954.
1954–56, he appeared with the Stara Zagora opera. International appearances took him to Romania, Poland, Yugoslavia and the USSR.
The major roles of his career included Manrico, Don José, Alfredo and Cavaradossi, he was very successful as a cantata and oratorio soloist.