Vladislovas is a masculine given name documented in Lithuanian. English Wiktionary traces it to Proto-Slavic *Voldislavъ, with the stated meaning “glorious ruler”.
Proto-Slavic origin
Source-reported
Meaning: “glorious ruler”
Derived from Proto-Slavic *Voldislavъ (“glorious ruler”). Compare Latin Ladislaus, Latvian Vladislavs, Polish Władysław, and Russian Владислав (Vladislav).
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