Antanas is a Lithuanian masculine given name derived from Antonius that is equivalent to Anthony in Lithuania.[2] It may refer to:
- Antanas Andrijauskas (born 1948), Lithuanian philosopher
- Antanas Bagdonavičius (born 1938), Lithuanian rower and Olympic medalist
- Antanas Baranauskas (1835–1902), Lithuanian poet, mathematician and catholic bishop
- Antanas Ričardas Druvė (1867–1919), Lithuanian military officer and colonel in Russian military
- Antanas Gustaitis (1898–1941), Lithuanian military general, aviator and aerospace engineer
- Antanas Guoga (Tony G) (born 1973), Lithuanian-born Australian businessman and professional poker player
- Antanas Janauskas (1937–2016), Lithuanian animation film director, designer and writer
- Antanas Jaroševičius (1870–1956), Lithuanian painter
- Antanas Juška (1819–1880), Lithuanian Roman Catholic pastor, lexicographer, folklorist, and musicologist
- Antanas Karoblis (1940–2007), Lithuanian politician
- Antanas Kavaliauskas (born 1984), Lithuanian basketball player
- Antanas Krištopaitis (1921–2011), Lithuanian painter, ethnographer and social activist
- Antanas Lingis (1905–1941), Lithuanian footballer
- Antanas Maceina (1908–1987), Lithuanian philosopher, existentialist, educator, theologian, and poet
- Antanas Mackevičius (1828–1863), Lithuanian priest and an initiator and leader of the 1863 January Uprising
- Antanas Merkys (1887–1955), Lithuanian politician, former Prime Minister Lithuania
- Antanas Mikėnas (1924–1994), Lithuanian track and field athlete and Olympic medalist
- Antanas Mockus (born 1952), Colombian mathematician, philosopher, and politician
- Antanas Pocius (1913–1983), Lithuanian choirmaster, organist and composer
- Antanas Purėnas (1881–1962), Lithuanian organic chemist and politician
- Antanas Račas (1940–2014), Lithuanian politician
- Antanas Šileika (born 1953), Canadian novelist and critic
- Antanas Sireika (born 1956), Lithuanian basketball coach
- Antanas Škėma (1910–1961), Lithuanian writer, stage actor and director
- Antanas Smetona (1874–1944), Lithuanian politician, former President of Lithuania
- Antanas Sniečkus (1903–1974), Lithuanian communist politician
- Antanas Strazdas (1760–1833) Lithuanian priest
- Antanas Šurna (1939–2014), Lithuanian actor
- Antanas Sutkus (born 1939), Lithuanian photographer
- Antanas Valionis (born 1950), Lithuanian politician
- Antanas Venclova (1906–1971), Lithuanian and Soviet politician, poet, journalist and translator
- Antanas Vienuolis (1882–1957), Lithuanian writer and dramatist
- Antanas Vileišis (1856–1919), Lithuanian politician
- Antanas Vinkus (born 1942), Lithuanian diplomat and politician
- Antanas Vivulskis (1877–1919), Polish-Lithuanian architect and sculptor
- Antanas Žmuidzinavičius (1876–1966), Lithuanian painter and artist