Type Word Usage Old Slavic (Hypothetical) Meaning & History Slavic word meaning "peaceful" [1]. Related ItemsFamily Tree·Details Given Name DescendantsMirna(Croatian) Mirna(Serbian) Sources & References Trubachyov, Oleg. Etimologicheskiy Slovar Slavyanskikh Yazykov (vol. 19). Moscow, 1974-, page 57.