The Icelandic days retain Old Norse pagan names (unlike English, which swapped some for Roman gods):
| Icelandic | English | Named After |
|---|---|---|
| Sunnudagur | Sunday | Sun (Sunna) |
| Mánudagur | Monday | Moon (Máni) |
| Þriðjudagur | Tuesday | Týr (god of war/justice) |
| Miðvikudagur | Wednesday | "Mid-week" (miðvika) |
| Fimmtudagur | Thursday | "Fifth day" (fimmta) — not Thor! |
| Föstudagur | Friday | Frigg (goddess, Odin's wife) |
| Laugardagur | Saturday | "Bath/pool day" (laug = hot spring pool) |
Note: Thursday is not named for Thor (Þórr) in Icelandic; that's a common misconception. The numbered names (Miðviku, Fimmtu, Föstu, Laug) reflect ecclesiastical/lifestyle influence.