Liudvikas is a Lithuanian name, derived from the German Ludwig and thus a cognate of the English given name Louis. It may refer to:
Liudvikas Jakavičius (1871–1941), writer, journalist, publisher, theatre director, banker and nobleman Liudvikas Narcizas Rasimavičius (born 1938), Lithuanian politician Liudvikas Sabutis (February 1939), Lithuanian politician Liudvikas Saulius Razma (born 1938), Lithuanian politician Liudvikas Simutis (1935–2014), Lithuanian politician Liudvikas Strolis (1905–1996), Lithuanian painter