

| Naples, Italy | Andrew Avellino, Januarius |
| National Guard, Venezuelan | Our Lady of Chiquinquira |
| Naval officers | Francis of Paola |
| Navy, Argentinian | Mary, The Madonna of Castaliazzo or Our Lady of Grace and of Crete |
| Navy, Bolivian | Our Lady of Copacabana |
| Navy, Philippine | Our Lady of the Rosary, 'La Naval' |
| Navy, Spanish | Our Lady of Mount Carmel |
| Navy, Venezuelan | Our Lady of Valle |
| Nearsightedness, short-sightedness | Clarus, Abbot |
| Nebraska, USA | Our Lady of the Presentation |
| Neighborhood watch | Sebastian |
| Nervous diseases | Vitus, Dymphna |
| Netherlands | Willibrord |
| Neurological disorders | Dymphna |
| Nevada, USA | Our Lady of Las Vegas |
| New Caledonia | Mary, on feast of her Assumption |
| New Hampshire, USA | Our Lady of Perpetual Help |
| New Jersey, USA | Our Lady of Fatima |
| New Mexico, USA | Our Lady of Guadalupe |
| New York, USA | Our Lady Help of Christians |
| New Zealand | Our Lady Help of Christians |
| Nicaragua | James the Greater |
| Nigeria | Mary, Queen of Nigeria, Patrick |
| Nocera, Italy | Raynald of Nocera |
| Nonantola, Italy | Anselm of Nonantola |
| North Africa | Cyprian of Carthage |
| North Carolina, USA | Our Lady of the Holy Rosary |
| North Dakota, USA | Mary, Queen of Peace |
| Norway | Olaf of Norway, Magnus of Orkney |
| Norwegian west coast | Sunniva |
| Notaries | Luke, Mark, Ivo of Kermartin |
| Numismatists | Eligius (Eloi) |
| Nuremburg, Germany | Sebaldus |
| Nurses | Agatha, Camillus de Lellis, John of God |
| Nurses of mentally ill | Dymphna |
| Nurses' associations | Camillus de Lellis |
| Nurses, Italian | Catherine of Genoa, Catherine of Siena |
| Nurses, Peruvian | Rose of Lima |
| Nursing mothers | Basilissa, Giles |
|
|
|