| Celebration | Name | Saint | Birth | Death |
|---|---|---|---|---|
| 25 of November | Moisés | Saint Moisés Martyr | Italy | 251 Italy |
| 26 of March | Montano | Saint Montano | Hungary | 304 Hungary |
| 3 of July | Muciano | Saint Muciano of Mesia | Italy | |
| 3 of July | Mustiola | Saint Mustiola of Chiusi | 273 Italy | |
| 23 of November | Mustiola | Saint Mustiola | Italy | Italy |
| 12 of July | Nabor | Saint Nabor of Milán | Mauritania | 304 Italy |
| 19 of October | Nadal | Saint Nadal Chabanel | Canada | 1649 Canada |
| 4 of July | Nafanión | Saint Nanfanión mártir | ||
| 2 of January | Narciso | Saint Narciso mártir | Italy | |
| 29 of October | Narciso | Saint Narciso of Gerona | Spain | |
| 27 of March | Narsetes | Saint Narsetes, mártir | ||
| 1 of December | Natalia | Saint Natalia Mártir | Turkey | |
| 27 of July | Natalia | Saint Natalia of Cordoba | 825 Spain | 852 Spain |
| 10 of September | Nemesio | Saint Nemesio of Alejandría | 251 Egypt | |
| 19 of December | Nemesio | Saint Nemesio | ||
| 20 of January | Neófito | Saint Neófito of Nicea | Turkey | |
| 23 of August | Neón | Saint Neón of Egea | 303 Turkey | |
| 12 of May | Nereo | Saint Nereo | 98 Italy | |
| 20 of November | Nerses | Saint Nerses | ||
| 25 of February | Néstor | Saint Néstor of Magido | 250 Italy | |
| 4 of November | Nicandro | Saint Nicandro of Mira | Italy | |
| 24 of July | Niceta | Saint Niceta of Licia | ||
| 15 of September | Nicetas | Saint Nicetas Godo | 370 | |
| 22 of March | Nicolás | Saint Nicolás Owen | 1606 United kingdom | |
| 9 of July | Nicolás | Saint Nicholas Pieck and companions | 1572 Netherlands | |
| 15 of September | Nicomedes | Saint Nicomedes of Roma | Italy | |
| 31 of May | Noé | Saint Noé Mawaggali | Uganda | 1886 Uganda |
| 22 of October | Nunilona | Saint Nunilona of Huesca | 851 Spain | |
| 18 of September | Océano | Saint Océano of Nicomedia | Turkey | |
| 20 of November | Octaviano | Saint Octaviano | Italy | Italy |
| 20 of November | Octavio | Saint Octavio of Turín | Italy | 286 Italy |
| 29 of July | Olav | Saint Olav of Noruega | 1030 Norway | |
| 1 of July | Oliverio | Saint Oliverio Plunkett | 1681 United kingdom | |
| 3 of February | Olivia | Saint Olivia mártir | ||
| 13 of December | Orestes | Saint Orestes | ||
| 9 of November | Orestes | Saint Orestes of Capadocia | Turkey | Turkey |
| 10 of November | Orestes | Saint Orestes of Tiana | Turkey | |
| 9 of August | Osvaldo | Saint Oswald of Oswestry | 642 United kingdom | |
| 16 of January | Otón | Saint Otón | 1226 Morocco | |
| 6 of February | Pablo | Saint Paul Miki and companions | 1566 Japan | 1597 Japan |
| 13 of February | Pablo | Saint Pablo Le-Van-Loc | 1858 China | |
| 13 of February | Pablo | Saint Pablo Liu Hanzou | 1818 China | |
| 17 of March | Pablo | Saint Pablo of Chipre | 770 | |
| 22 of March | Pablo | Saint Pablo of Narbona | France | |
| 23 of October | Pablo | Saint Pablo Tong Viet Buong | 1833 Viet nam | |
| 6 of November | Pablo | Saint Pablo of Constantinopla | 350 Turkey | |
| 6 of April | Pablo | Saint Pablo Lè Bao Tinh | 1857 Viet nam | |
| 28 of May | Pablo | Saint Pablo Hanh | Viet nam | 1859 Viet nam |
| 8 of August | Pablo | Saint Pablo Ke Tingzhu | 1900 China | |
| 30 of January | Pablo | Saint Pablo Ho Hyob | 1840 Korea, republic of | |
| 20 of July | Pablo | Saint Pablo of Córdoba | 851 Spain | |
| 29 of June | Pablo | Saint Paul Apostle | 5 Turkey | 68 Italy |
| 26 of November | Pacomio | Saint Pacomio | ||
| 30 of May | Palatino | Saint Palatino mártir | ||
| 21 of September | Pámfilo | Saint Pámfilo of Roma | Italy | |
| 8 of July | Pancracio | Saint Pancracio of Taormina | Italy | |
| 12 of May | Pancracio | Saint Pancras of Rome | 290 Turkey | 304 Italy |
| 27 of July | Pantaleón | Saint Pantaleón of Nicomedia | 305 Turkey | |
| 16 of March | Papas | Saint Papas | Iraq | |
| 28 of November | Papiniano | Saint Papiniano y compañeros | ||
| 3 of April | Papo | Saint Papo of Tomis | Romania | |
| 3 of November | Pápulo | Saint Pápulo of Lauragais | France | |
| 29 of November | Paramón | Saint Paramón | ||
| 22 of April | Parmenio | Saint Parmenio | ||
| 25 of April | Pasícrates | Saint Pasícrates | 302 Romania | |
| 12 of July | Pastor | Saint Pastor of Compluto | 308 Spain | |
| 21 of January | Patroclo | Saint Patroclo | France | |
| 18 of June | Paula | Saint Paula mártir | ||
| 31 of August | Paulino | Saint Paulino of Tréveris | 358 Belgium | |
| 15 of April | Pausilipo | Saint Pausilipo | 117 Greece | |
| 6 of April | Pedro | Saint Pedro of Verona | 1252 Italy | |
| 7 of April | Pedro | Saint Pedro Nguyen Van Luu | 1861 China | |
| 28 of April | Pedro | Saint Peter Chanel | 1803 France | 1841 |
| 17 of May | Pedro | Saint Pedro Liu Wenyuan | China | 1834 China |
| 25 of May | Pedro | Saint Pedro Doan Van Van | Viet nam | 1857 Viet nam |
| 26 of May | Pedro | Saint Pedro Saintz y Jordá | 1680 Spain | 1747 China |
| 28 of July | Pedro | Saint Pedro Poveda Castroverde | 1874 Spain | 1936 Spain |
| 31 of July | Pedro | Saints Pedro Doàn Côn Quý y Manuel Phung | 1859 Viet nam | |
| 3 of June | Pedro | Saint Pedro Dong | 1862 Viet nam | |
| 17 of June | Pedro | Saint Pedro Da | 1862 Viet nam | |
| 6 of July | Pedro | Saint Pedro Wang Zuolong | 1900 China | |
| 12 of July | Pedro | Saint Pedro Khanh | 1842 Viet nam | |
| 15 of July | Pedro | Saint Pedro Nguyên Bá Tuân | 1838 Viet nam | |
| 17 of July | Pedro | Saint Pedro Liu Ziyu | 1900 China | |
| 29 of June | Pedro | Saint Peter Apostle | Israel | 67 Italy |
| 22 of November | Pedro | Saint Pedro Esqueda Ramírez | Mexico | 1927 Mexico |
| 25 of November | Pedro | Saint Pedro obispo y mártir | Egypt | 311 Egypt |
| 25 of November | Pedro | Saint Pedro Yi Hoyong | Korea, republic of | 1838 Korea, republic of |
| 28 of November | Pedro | Saint Pedro, monje | ||
| 17 of September | Pedro | Saint Pedro Arbués | 1485 Spain | |
| 11 of October | Pedro | Saint Pedro Le Tuy | 1833 Viet nam | |
| 21 of October | Pedro | Saint Pedro Yu Tae-ch’l | Korea, republic of | 1839 Korea, republic of |
| 3 of November | Pedro | Saint Pedro Francisco Nerón | 1860 Viet nam | |
| 7 of November | Pedro | Saint Pedro Wu Guosheng | China | 1814 China |
| 11 of January | Pedro | Saint Pedro Apselami | 309 Israel | |
| 13 of January | Pedro | Saint Pedro presbítero y mártir | 713 Israel | |
| 16 of January | Pedro | Saint Pedro, mártir | 1226 Morocco | |
| 17 of February | Pedro | Saint Pedro Yu Chong-nyul | 1866 Korea, democratic people's republic of | |
| 24 of February | Pedro | Saint Pedro Palatino | 303 Turkey | |
| 23 of March | Pedro | Saint Pedro Higgins | 1642 Ireland |