| Celebration | Name | Saint | Birth | Death |
|---|---|---|---|---|
| 1 of January | Zygmunt | Blessed Zygmunt Gorazdowski | Poland | 1920 Ukraine |
| 1 of January | Zdislava | Saint Zdislava | 1252 Czech republic | |
| 21 of January | Zacarías | Saint Zacarías, el Angélico | 950 Italy | |
| 30 of January | Zygmunt | Blessed Zygmunt Pisarski | 1943 Poland | |
| 14 of February | Zenón | Saint Zenón | Italy | |
| 15 of March | Zacarías | Saint Zacarías, papa | 752 Italy | |
| 27 of March | Zanitas | Saint Zanitas | ||
| 30 of March | Zosimo | Saint Zosimo of Syracuse | 600 Italy | |
| 12 of April | Zenón | Saint Zenón of Verona | 372 Italy | |
| 27 of April | Zita | Saint Zita | 1278 Italy | |
| 2 of May | Zoe | Saint Zoe of Atalia | Turkey | |
| 24 of May | Zoelo | Saint Zoelo of Listra | Turkey | |
| 25 of May | Zenobio | Saint Zenobio of Florencia | Italy | Italy |
| 2 of June | Zadoc | Blessed Zadoc and companions | 1260 Poland | |
| 23 of June | Zenas | Saint Zenas of Filadelfia | Saudi arabia | 304 Saudi arabia |
| 23 of June | Zenón | Saint Zenón of Filadelfia | Saudi arabia | 304 Saudi arabia |
| 27 of June | Zoilo | Saint Zoilo of Córdoba | 303 Spain | |
| 30 of June | Zenon | Blessed Zenon Kovalyk | 1903 Ukraine | 1941 Ukraine |
| 1 of July | Zhang | Saint Zhang Huailu | 1900 China | |
| 23 of August | Zaqueo | Saint Zaqueo of Jerusalén | ||
| 2 of September | Zenón | Saint Zenón of Nicomedia | Turkey | |
| 6 of September | Zacarías | Saint Zacarías profeta | Israel | |
| 17 of September | Zygmunt | Blessed Zygmunt Felix Felinski | 1895 Poland | |
| 17 of September | Zygmunt | Blessed Zygmunt Sajna | 1940 Poland | |
| 28 of September | Zama | Saint Zama of Bolonia | Italy | |
| 23 of October | Zygmunt | Saint Zygmunt Gorazdowski | 1845 Poland | 1920 Ukraine |
| 29 of October | Zenobio | Saint Zenobio of Sidón | Lebanon | |
| 5 of November | Zacarías | Saint Zachary | Israel | Israel |
| 17 of November | Zaqueo | Saints Zaqueo of Cesarea | 303 Israel | |
| 30 of November | Zósimo | Saint Zósimo | ||
| 20 of December | Zephyrinus | Saint Zephyrinus pope | Italy | 218 Italy |
| 20 of December | Zenón | Saint Zenón soldado y mártir | ||
| 26 of December | Zósimo | Saint Zósimo papa | 418 Italy | |
| 26 of December | Zenón | Saint Zenón obispo | 400 Israel | |
| 31 of December | Zótico | Saint Zótico | Turkey |