Where does “Haiden” come from?

Haiden (English) comes from English Hayden, from Old English denu — Alternative form of dene; valley.

Ancestry of “Haiden”, step by step

StepLanguageWordMeaning
1EnglishHaydenin general use since the 1990s
2Old EnglishdenuAlternative form of dene; valley
Every word from Old English denuEvery word from English Hayden