Antanas Purėnas (16 February 1881 – 5 November 1962) was a famous Lithuanian organic chemist and politician.
Antanas was born in Tatkonys, Kupiškis, Lithuania (then Empire of Russia).
[1] After completing Liepaja gymnasium, he was studying in Tartu in 1902–1904 and in Saint Petersburg from which he graduated in 1912.
[3] Purėnas participated in revolution held in 1905–1907, therefore he was prosecuted by the police.
In 1920 he was a delegate of LSDP in Constituent Assembly of Lithuania, and chairman of the educational committee.