| Saint | Background | Date | Feast Day |
| Zaccheus/Zacharias | Bishop of Jerusalem | d116 | 23/08 |
| Zachariah/Zachary | father of John the Baptist | 15/11 (+ Elizabeth 05/11) | |
| Zacharius/Zachary | Pope | d752 | 15/03 (22/03) |
| Zachary | Bishop of Vienne, martyr | d106 | 26/05 |
| Zama | 1st Bishop of Bologna | d268 | 24/01 |
| Zdislava Berka | See Berka Zdislava | ||
| Zambdas/Bazas/Zabdas | Bishop of Jerusalem | d304 | 20/02 |
| Zebinus | Hermit in Syria | C5th | 23/02 |
| Zeno + Chariton | Martyrs | d303 | 03/09, 02/09 |
| Zeno, Concordius + Theodore | father and sons martyred in Nicomedia | d302 | 02/09, 03/09 |
| Zeno | 08/12 | ||
| Zeno + 10 000 comps | Martyrs | d c300 | 09/07 |
| Zeno | 14/12 | ||
| Zeno | Soldier martyred in Nicomedia | d303 | 22/12 |
| Zeno | Bishop of Gaza | d c400 | 26/12 |
| Zeno | Bishop of Verona, African born | d371 | 12/04 |
| Zeno | martyr | 05/04 | |
| Zenobius | Bishop of Florence | C4th | 25/05 (20/10) |
| Zenobius | doctor & priest martyred at Antioch | d310 | 29/10 |
| Zenobius/Zenobios + Zenobia/Zinovia | Physician & his sister, martyrs in Aegae, Asia Minor | C3rd | 30/10 |
| Zepherin Namancura, Ven. | Araucano Indian convert | d1905 | 11/05 |
| Zephyrinus | Pope | d202 | 26/08 |
| Zinaida | Martyr | C1st | Orth |
| Zinaida | Martyr | C1st | Orth |
| Zita/Sitha/Citha | Pious servant, Tuscany | 1218-72 | 27/04 |
| Zlata (Hrisa) of Maglen | d1795 | (Orth) 18/10 | |
| Zoe | Roman noblewoman & martyr | d c286 | 05/07 |
| Zoe | wife of Exuperius, slave martyred in Pamphylia | C2nd | 02/05 |
| Zoellus, Servilius, Felix, Silvanus + Diodes | martyrs | 24/05 | |
| Zoilus | 06/10 | ||
| Zoilus | martyr in Spain | d c301 | 27/06 |
| Zoilus | 27/12 | ||
| Zosimus | 09/04 | ||
| Zosimus | Abbot of Santa Lucia, Bishop of Syracuse | d660 | 30/03 |
| Zosimus | hermit in Palestine | C5th | 04/04 |
| Zosimus | martyr in Umbria | d110 | 19/06 |
| Zosimus | Pope | d419 | 26/12 |
| Zosimus + Athanasius | martyrs in Cilicia | d303 | 03/01 |
| Zosimus the Wonderworker | hermit in Palestine | C6th | 30/11 |
| Zoticus + 9 comps. (Ireneus Hyacinthus Amantius) | soldiers martyred in Rome | d120 | 10/02 |
| Zoticus | Bishop of Comana, martyr | d204 | 21/07 |
| Zoticus | priest & helper of the poor, Constantinople | d350 | 31/12 |
| Zoticus/Getulius | Martyr | d c120 | 12/01 |
| Zoticus, Rogatus, Modestus, Castulus, Ciriacus + comps | Roman soldiers martyred in Africa | 12/01 |
This collection of names was compiled by Kate Monk and is ©1997, Kate Monk.
Copies may be made for personal use only.