Jan Olszanski, M.I.C. (Ukrainian: Ян Ольшанський; Polish: Jan Olszański; 14 January 1919 – 23 February 2003) was a Ukrainian Roman Catholic prelate as the first diocesan Bishop of the reestablished Roman Catholic Diocese of Kamyanets-Podilskyi from 16 January 1991 until his retirement on 4 May 2002. His cause for canonization has been initiated.