| Type: | bishop |
| Franciszek Zglenicki | |
| Auxiliary Bishop of Kraków | |
| Death Place: | Kraków, Poland |
| Honorific Prefix: | The Right Reverend |
| Other Post: | Titular Bishop of Gortyna |
| Coat Of Arms: | POL COA Prus.svg |
| See: | Archdiocese of Kraków |
| Religion: | Catholic Church |
| Ordination: | 18 December 1790 |
| Consecration: | 12 December 1824 |
| Consecrated By: | Jan Paweł Woronicz |
| Term: | 1824–1841 |
| Appointed: | 27 September 1824 |
Franciszek Ksawery Zglenicki (1767 – 27 January 1841) was a Polish Catholic bishop who served as auxiliary bishop of the Diocese of Kraków, and archdeacon of the cathedral chapter in Kraków.
He joined the General Confederation of the Kingdom of Poland in 1812. On 12 December 1824 he was consecrated a bishop by Jan Paweł Woronicz. He then became the apostolic administrator of the Diocese of Kraków, in Woronicz's absence.
He became an auxiliary bishop to Karol Skórkowski, the Bishop of Kraków, and on 18 January 1836 began managing the diocese after the bishop left.
On 14 August 1836 he was consecrated in the church in Proszowice. He served as a priest in the Church of St. Sczcepan in Kraków.
He recognized the relics of Saint Bronislava, and presided over he rbeatification ceremonies, which took place on 3 September 1840.