Sweden: Fixed and Moveable Feast Days beginning with I
A
| B
| C
| D
| E
| F
| G
| H
| I
| J
| K
| L
| M
| N
| O
| P
| Q
| R
| S
| T
| U
| V and W
| X, Y, and Z
| Å
| Ida | 4 September |
| Ignatii | 17 December |
| Ignatus | 1 February |
| Ilgentag | 1 September |
| Ilians Mässa | 1 September |
| Immanuel | 26 March |
| Ingeborg | 8 October |
| Ingenuus | 13 May |
| Inger | 26 February |
| Innocent | 17 October |
| Innocentium | 28 December |
| Innocentius ep. | 22 December |
| Innocentius pap. | 12 March |
| Innocentius pap. | 28 July |
| Inventio Johannis | 24 February |
| Inventio S. Crusis | 3 May |
| Inventio St. Olai | 3 August |
| Inventio S. Stephani | 3 August |
| Inventio S. Stephani regis | 11 October |
| Invocavit | see Quadragesima in the moveable feast day calendar |
| Irenaeus | 15 December |
| Irenaeus & Abundius | 26 August |
| Irenaeus ep. | 28 June |
| Irene | 5 April |
| Irene virg. Mart. | 3 April |
| Irene virg. Mart. | 20 October |
| Irmel | 4 September |
| Isaach | 19 December |
| Isidorus ep. | 7 January |
| Isidorus in Sweden | 14 December |
| Isidorus Mart. | 15 May |
| Ismael | 17 June |
| Israel | 23 December |
| Ivo | 19 May |