Stefan Siczek (September 20, 1937 – July 31, 2012) was a Polish prelate of the Roman Catholic Church.
Stefan Siczek was born in Siczki and ordained a priest on May 27, 1961.
Siczek was appointed auxiliary bishop of the Diocese of Radom as well as titular bishop of Dagnum on March 25, 1992 and ordained bishop on April 11, 1992.