János Süli (born 26 January 1956) is a Hungarian electrical engineer, business executive and politician.
He served as CEO of the Paks Nuclear Power Plant from 2009 to 2010, and the mayor of Paks from 2014 to 2017.
On 2 May 2017, he was appointed Minister without Portfolio in the Third Orbán Government, responsible for the planning, construction and commissioning of the two new blocks at Paks Nuclear Power Plant.
He is also Chairman of the Paksi FC and President of the Tolna County branch of the Hungarian Football Federation (MLSZ).