Serge Wilmes (born 6 May 1982) is a Luxembourgish politician of the Christian Social People's Party (CSV), serving as Minister of the Environment, Climate and Biodiversity and Minister of Public Service in the Frieden-Bettel Government. He was previously a member of the Chamber of Deputies from 2011 to 2023 and an alderman of Luxembourg City from 2017 to 2023.