Where does “Jani” come from?

Jani (Finnish) comes from Swedish Jan, from Swedish johan — The letter "J" in the Swedish spelling alphabet.

Ancestry of “Jani”, step by step

Jani traces back through two separate lines of ancestry.

via Swedish Jan

StepLanguageWordMeaning
1SwedishJan
2SwedishjohanThe letter "J" in the Swedish spelling alphabet

via Hungarian János

StepLanguageWordMeaning
1HungarianJános

Words derived from “Jani

Every word from Swedish johanEvery word from Swedish Jan