Events in the year 1951 in Bulgaria. Incumbents General Secretaries of the Bulgarian Communist Party: Valko Chervenkov Chairmen of the Council of Ministers: Valko Chervenkov Events Sports 1 April – The Plovdiv derby, a derby in Bulgarian football between Botev Plovdiv and Lokomotiv Plovdiv, had its first match. References 1950s in Bulgaria Years of the 20th century in Bulgaria Bulgaria Bulgaria