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Suffragan diocese Tarnów, Poland

Diocese of Tarnów

Tarnovien(sis)

Latin Church

Latin-rite diocese in southern Poland, canonically erected 13 March 1786 with its see in Tarnow. It is a suffragan of the Archdiocese of Krakow and is noted as the most religious diocese in Poland, with the country's highest Sunday Mass attendance. Its mother church is the Cathedral Basilica of the Nativity of the Blessed Virgin Mary in Tarnow.

On the map

Esri
The address the register holds for Cathedral Basilica of the Nativity of the Blessed Virgin Mary, Tarnow, in Tarnów, Poland.

Every see on one map: browse the dioceses. Churches with recorded hours: find Mass times.

Established
1786
Catholics
1,111,080
Priests
1,415
Territory
7,566 km²

Parishes and churches

470 listed churches in our records. Open a parish for Mass times, confession, directions and sources where recorded.

This is our recorded coverage, not an official diocesan parish count. Confirm service times with the parish before travelling.

The bishop

Bishop
Andrzej Jez
Born
3 May 1963
Birthplace
Limanowa

Explore the ministry of the bishop.

The cathedral

Cathedral Basilica of the Nativity of the Blessed Virgin Mary, Tarnow stands in Tarnów, the church that holds the cathedra from which this see takes its name.

On what a cathedral is, see the cathedral; every see church on earth is gathered at the cathedrals.

History

By the measure of Church statistics, no diocese in Poland is more religious than Tarnów (Latin: Dioecesis Tarnoviensis), a Latin diocese of the Catholic Church, with weekly Mass attendance of 72.5%. The latest figures, published in December 2025, again put it first in the country for Sunday Massgoers at 62.3%, well ahead of the next highest dioceses, Rzeszów at 52.4% and Przemyśl at 50.0%.