I
| Ibb | former parish in Landskrona Municipality Malmöhus/Skåne County, Sweden |
| Idala | Parish in Kungsbacka Municipality, Hallands County, Sweden |
| Idenor | Parish in Hudiksvalls Municipality, Gävleborgs County, Sweden |
| Idre | Parish in Älvdalens Municipality, Kopparbergs/Dalarna County, Sweden |
| Igelösa | Parish in Lunds Municipality, Malmöhus/Skåne County, Sweden |
| Igelsberga | former parish in Halmstads Municipality Hallands County, Sweden |
| Igelsered | former parish in Ulricehamns Municipality Älvsborgs County, Sweden |
| Ignaberga | Parish in Hässleholms Municipality, Kristianstad County, Sweden |
| Ikolai | former parish in Halmstads Municipality Hallands County, Sweden |
| Ilian | former parish in Enköpings Municipality Uppsala County, Sweden |
| Ilian | former parish in Söderköpings Municipality Östergötlands County, Sweden |
| Ilian | former parish in Västerås Municipality Västmanlands County, Sweden |
| Ilsbo | Parish in Nordanstigs Municipality, Gävleborgs County, Sweden |
| Ilstorp | Parish in Sjöbo Municipality, Malmöhus/Skåne County, Sweden |
| Indal | Parish in Sundsvalls Municipality, Västernorrlands County, Sweden |
| Indals-Liden | former parish in Sundsvalls Municipality Västernorrlands County, Sweden |
| Ingared | former parish in Ulricehamns Municipality Älvsborgs County, Sweden |
| Ingarö | Parish in Värmdö Municipality, Stockholm County, Sweden |
| Ingatorp | Parish in Eksjö Municipality, Jönköpings County, Sweden |
| Ingelstad | former parish in Tomelilla Municipality Kristianstad County, Sweden |
| Ingelstad | former parish in Växjö Municipality Kronobergs County, Sweden |
| Ingelstad | former parish in Vellinge Municipality Malmöhus/Skåne County, Sweden |
| Ingelstorp | Parish in Ystads Municipality, Malmöhus/Skåne County, Sweden |
| Invalidkåren på Ulriksdal | former parish in Solna Municipality Stockholm County, Sweden |
| Irska | former parish in Alingsås Municipality Älvsborgs County, Sweden |
| Irsta | Parish in Västerås Municipality, Västmanlands County, Sweden |
| Ishult | former parish in Laholms Municipality Hallands County, Sweden |
| Isie | former parish in Trelleborgs Municipality Malmöhus/Skåne County, Sweden |
| Istorp | Parish in Marks Municipality, Älvsborgs County, Sweden |
| Istrum | Parish in Skara Municipality, Skaraborgs County, Sweden |
| Ivetofta | Parish in Brömölla Municipality, Kristianstad County, Sweden |
| Ivö | Parish in Kristianstads Municipality, Kristianstad County, Sweden |
