Konstantin Dobrev (Bulgarian: Константин Добрев; born 16 June 1974) is a Bulgarian badminton player from BC Academics Sofia club. Konstantin Dobrev is one of the most important Bulgarian badminton players of the 1990s and 2000s. He took part in several world championships and won 11 titles at the National level. He was also successful at Balkans, Finland, Greece, Cyprus and in Romania at the International level.