(1653–1718) was a Roman Catholic prelate who served as Auxiliary Bishop of Gniezno (1699–1718) and Auxiliary Bishop of Lutsk (1690-1699).
[1][2][3] Stefan Antoni Mdzewski was born in Plock in 1653 and ordained a priest in the Order of Preachers on 2 May 1671.
[1] On 11 Jan 1690, he was appointed during the papacy of Pope Alexander VIII as Auxiliary Bishop of Lutsk and Titular Bishop of Calama.
[1] On 13 Aug 1699, he was appointed during the papacy of Pope Innocent XII as Auxiliary Bishop of Gniezno.
[1] He served as Auxiliary Bishop of Gniezno until his death on 16 May 1718.