Valdemaras is a Lithuanian masculine given name, from Old High German name Waldemar. Its shortened form is Valdas.
The equivalent forms in other languages are: Scandinavian, Finnish : Valdemar Estonian : Voldemar German : Waldemar, Woldemar Hungarian : Italian : Latvian : Voldemārs
Individuals with the name Valdemaras include: Valdemaras Chomičius (born 1959), Soviet and Lithuanian basketball player Valdemaras Katkus (born 1958), Lithuanian politician Valdemaras Martinkėnas (1965–2004), Soviet and Lithuanian footballer Valdemaras Venckaitis (born 1983), Lithuanian Greco-Roman wrestler