Etymology in the sources
Source-reportedUncertain. Possibly: * a vernacular form of Old Swedish Illughi * derived from ilo, like Ilola, Ilonen * a Karelian vernacular form of Elias * a vernacular form of Iisak The given name derives from the surname in honor of Jaakko Ilkka.
Sources for this account (4)
- Wiktionary: IlkkaCC-BY-SA-4.0 · retrieved 2026-10-15
- Greek Wiktionary: IlkkaCC-BY-SA-4.0 · retrieved 2026-10-15
- French Wiktionary: IlkkaCC-BY-SA-4.0 · retrieved 2026-10-14
- Russian Wiktionary: IlkkaCC-BY-SA-4.0 · retrieved 2026-10-14

