Panagiotis Lafazanis (Greek: Παναγιώτης Λαφαζάνης, Greek pronunciation: [panaˌʝotis lafaˈzanis]; born 19 November 1951) is a Greek politician. On August 21, 2015, he was named the leader of a new Greek left-wing political party, Popular Unity. Previously he was a member of Syriza, and from 27 January to 17 July 2015 he served in the cabinet of Alexis Tsipras as the Minister of Productive Reconstruction, Environment and Energy.