Alexei Petrovich Antropov (Russian: Алексей Петрович Антропов; 25 March [O.S. 14 March] 1716 - 23 June [O.S. 12 June] 1795) was a Russian painter active primarily in St. Petersburg, where he was born and died. He also worked in Moscow and frescoed churches in Kiev. His preferred medium was oil, but he also painted miniatures and icons.
Alexei was born to a family of government official working in Armory and in the Department of Building (kantselyatiya stroeniy). Beginning in 1732, Alexei worked at the department under his relative A. Matveyev, since 1739 he is a member of the painting team (zhivopisnaja komanda) of the Department under Ivan Vishnyakov. As the member of the team Alexei took part in fresoeing of Summer Palace, Winter Palace, Anichkov Palace and other buildings of Saint Petersburg. He also studied portrait art from the court painter Louis Caravaque of France. In 1749 Alexei received the rank of the Painter's apprentice (zhivopisniy podmasterye) and in the end of 1750ies the rank of the Master Painter (zhivopisniy master).
In 1752-1755 he worked on the interiors of the St Andrew's Church of Kiev. He supervised the installation of the iconostasis, frescoed cupolas and walls. The most prominent of his frescoes in the church is the Last Supper in the altar.
He started to paint portraits before his Kiev period. The earliest known portraits of his are portraits of Elizabeth of Russia. He did not met his model but based the paintings on the works of his teacher, Louis Caravaque.