| Celebration | Name | Saint | Birth | Death |
|---|---|---|---|---|
| 6 of November | Higinio | Blessed Higinio of Mata Díez | Spain | Spain |
| 6 of November | Higinio | Blessed Higinio Roldán Iriberri | Spain | Spain |
| 6 of November | Hilarión | Blessed Hilarión Eugenio | Spain | Spain |
| 6 of November | Honesto María | Blessed Honesto María | Spain | Spain |
| 6 of November | Honorato | Blessed Honorato Alfredo | Spain | Spain |
| 6 of November | Honorio | Blessed Honorio Hernández Martín | Spain | Spain |
| 6 of November | Hugo | Blessed Hugo Julián | Spain | Spain |
| 7 of November | Hierón | Saint Hierón y compañeros | 300 Armenia | |
| 7 of November | Herculano | Saint Herculano of Perugia | 594 Italy | |
| 12 of November | Hesiquio | Saint Hesiquio of Vienne | 552 France | |
| 13 of November | Homobono | Saint Homobono | 1197 Italy | |
| 13 of November | Himerio | Saint Himerio of Susingen | 612 Switzerland | |
| 14 of November | Hipacio | Saint Hipacio of Gangres | Turkey | |
| 17 of November | Hilda | Saint Hilda of Whitby | 614 United kingdom | 680 United kingdom |
| 17 of November | Hugo | Saint Hugo of Lincoln | 1200 United kingdom | |
| 17 of November | Hugo | Saint Hugo of Noaria | 1172 Italy | |
| 26 of November | Hesychius | Saint hesychius | ||
| 26 of November | Humilde | Blessed Umile Luca Antonio Pirozzo | Italy | 1637 Italy |
| 26 of November | Hugo | Blessed Hugh Taylor | United kingdom | 1585 United kingdom |
| 27 of November | Hirenarco | Saint Hirenarco | ||
| 28 of November | Hortelano | Saint Hortelano | ||
| 28 of November | Honesto | Saint Honesto of Nimes | ||
| 1 of December | Hildeberto | Saint Hildeberto | ||
| 2 of December | Habacuc | Saint Habacuc | Israel | Israel |
| 3 of December | Hilaria | Saint Hilaria | ||
| 4 of December | Heracles | Saint Heracles | Egypt | 249 Egypt |
| 5 of December | Humilde de Bisignano | Blessed Humilis of Bisignano | Italy | Italy |
| 11 of December | Hugolino | Blessed Hugolino Magalotti | Italy | 1373 Italy |
| 14 of December | Herón | Saint Herón | Egypt | 250 Egypt |
| 16 of December | Honorato | Blessed Honoratus of Biala Podlaska Kazminsky | Poland | 1916 Poland |
| 22 of December | Hungero | Saint Hungero | 866 | |
| 23 of December | Hartman | Blessed Hartman | Germany | 1164 Italy |
| 30 of December | Hermetes | Saint Hermetes of Bononia | France |