Michael Korybut Wiśniowiecki (Polish: Michał Korybut Wiśniowiecki, Lithuanian: Mykolas I Kaributas Višnioveckis; July 31, 1640 – November 10, 1673), son of Jarema Wisniowiecki and his wife Gryzelda Konstancja Zamoyska, is King of the Polish-Lithuanian Commonwealth from September 29, 1669, to his death in 1673.

In 1670 he is married to Eleonora Maria of Austria, (in Polish: Eleonora Wiśniowiecka or Eleonora Habsburżanka) a Habsburg, born 1653 at Regensburg died 1697 at Vienna, daughter of Ferdinand III, Holy Roman Emperor, by his third wife Eleonora Gonzaga.

Michael Korybut owes allegiance to the Imperial Habsburgs as a member of the Order of the Golden Fleece.