Etymology Vlasák is a Czech surname derived from the Czech word vlas meaning "hair." The surname likely originated as an occupational name for a barber or a person who bought and sold hair, or as a nickname for someone with a large amount of hair. The feminine form is Vlasáková. History and Distribution Vlasák is a distinctly Czech surname, with a Germanized version Wlassak found in German-speaking regions. The name is most common in the Czech Republic, where it reflects local linguistic and cultural naming traditions. Notable Bearers Hana Vlasáková – Czech volleyball player Jan Vlasák (born 1943) – Czech actor, famous for his role in the 2005 film Hostel Jerry Vlasak – American animal rights activist Lavínia Vlasak – Brazilian actress Lenka Vlasáková – Czech actress Oldřich Vlasák (1955–2024) – Czech politician Oldřich Vlasák (wrestler) – Czech wrestler Tomáš Vlasák – Czech ice hockey player Rudolf Wlassak – Austrian physiologist (notable bearer of the Germanized variant) Related Names Feminine forms include Vlasáková. Meaning: Derived from Czech vlas "hair," likely referring to a barber or a person with much hair Origin: Czech Type: Surname Usage regions: Czech Republic, with Germanized variant Wlassak in German-speaking areas