Michał Stefan Radziejowski

Augustyn Michał Stefan Radziejowski (3 December 1645 – 13 October 1705) was an archbishop of Gniezno, bishop of Warmia, and cardinal primate of the Roman Catholic Church in Poland, son of Hieronim Radziejowski. After the death of the Polish king John III Sobieski, with whom he had a very good relationship, he functioned as Interrex until the choice of a new king. Provided by Wikipedia