Old Norse origin
Source-reportedMeaning: “horse” + “stone”
From Old Norse Jósteinn, equivalent to jór (“horse”) + steinn (“stone”).
Sources for this account (4)
- Wiktionary: JósteinnCC-BY-SA-4.0 · retrieved 2026-10-15
- Greek Wiktionary: JósteinnCC-BY-SA-4.0 · retrieved 2026-10-15
- French Wiktionary: JósteinnCC-BY-SA-4.0 · retrieved 2026-10-14
- Turkish Wiktionary: JósteinnCC-BY-SA-4.0 · retrieved 2026-10-14

