People Bulgaria Alexa Kostov peoplepill id: alexa-kostovAK 11 views today 18 views this weekBulgarian revolutionaryAlexa KostovBiographyListsAlso ViewedListsAlexa Kostov is in following listsBy work and/or countryNotable Bulgarian RevolutionariesGender:Male, Born in:Years 1850 to 1899From our partnersSponsoredAlexa Kostov