68%RatingSave Gender Masculine Usage Bulgarian, Czech Scripts Радко(Bulgarian) Pronounced Pron. RAT-ko(Czech) [key·IPA] Meaning & History Diminutive of Slavic names beginning with the element rad meaning "happy, willing". Related NamesFamily Tree·Details VariantsRayko, Rayno(Bulgarian) Radek, Radim, Radoš(Czech) Feminine FormsRadoslava(Bulgarian) Radmila, Radomíra, Radoslava, Radomila(Czech) Other Languages & CulturesRadoslav, Rade(Croatian) Radoslav(Macedonian) Radosław, Racław, Radek, Radomił, Radzim, Radzimierz(Polish) Radmir, Radimir(Russian) Radmilo, Radomir, Radoslav, Rade(Serbian) Radomír, Radoslav(Slovak) Surname DescendantRadkov(Bulgarian) PopularityDetails Last ranked #190 in 1990 Czechia Name DaysName Days? Bulgaria: November 8 Categories feelings, happiness, joy