50%RatingSave Gender Masculine Usage Croatian, Medieval Slavic [1] Meaning & History Derived from the Slavic elements rati meaning "war, battle" and miru meaning "peace, world". Related NamesFamily Tree·Details DiminutiveRatko(Croatian) Other Languages & CulturesRatomir, Ratko(Serbian) Categories medieval, peace, virtues, war, world Sources & References Goldschmidt, Paul. A Dictionary of Period Russian Names, available from https://heraldry.sca.org/names/paul/.