Icelandic origin
Source-reportedMeaning: “might, strength” + “new”
Possibly formed in Norwegian by association with Magnhild and Dagny. Alternatively, from Icelandic Magný (“female given name”), a modern formation from magn (“might, strength”) + ný (“new”). First attested in 1858 in Norway. Compare Danish Magny, Swedish Magny and Icelandic Magný (“female given name”).
Sources for this account (2)
- Wiktionary: MagnyCC-BY-SA-4.0 · retrieved 2026-10-15
- Greek Wiktionary: MagnyCC-BY-SA-4.0 · retrieved 2026-10-15

