László Sebestyén (born May 22, 1956) is a Hungarian engineer and politician, member of the National Assembly (MP) for Miskolc (Borsod-Abaúj-Zemplén County Constituency IV) between 2010 and 2014.
Sebestyén worked for the North Hungarian Regional Waterworks Ltd. since 1981. He became a member of the General Assembly of Miskolc during the 2006 local elections. After the 2010 parliamentary election he was appointed a member of the Parliamentary Committee on Sustainable Sevelopment on May 14, 2010. Sebestyén was defeated by Socialist MP László Varga in the 2014 parliamentary election, thus he lost his mandate.