Roger Mancienne (born 12 December 1947) is a politician from Seychelles who served as Speaker of National Assembly of Seychelles from 28 October 2020 to 28 October 2025.
Roger Mancienne was born in Mahé, Seychelles, on 12 December 1947. He was the 2015 vice presidential nominee for the Seychelles National Party.