Son of Cadan; battle
Kaydenn is a modern American spelling variation of the name Kayden. It likely derives from the Gaelic surname Mac Cadáin, meaning son of Cadan, or from the Old English word for a round hill or wetland.
About 10 boys were named Kaydenn in 2025.
US births per 5-year period, 1990–present (SSA data).
