Viktoras is a Lithuanian masculine given name. It is a cognate of the English name Victor and may refer to:
People Viktoras Andriušis (1908–1967), Lithuanian artist and designer Viktoras Biržiška (1886–1964), Lithuanian mathematician and writer Viktoras Budzinskis (1888–1976), Lithuanian politician Viktoras Diawara (born 1978), Lithuanian musician Viktoras Kulvinskas (born 1939), American nutritionist and writer Viktoras Muntianas (born 1951), Lithuanian politician Viktoras Olšanskis (born 1969), Lithuanian footballer Viktoras Petkus (1928–2012), Lithuanian political activist Viktoras Uspaskich (born 1959), Lithuanian politician
See also Victor (name)