Battle or fighter
Caydon is a modern spelling variant of Caden. It likely derives from the Gaelic surname Mac CadΓ‘in, meaning son of CadΓ‘n, or from the Old English word 'cada' meaning round. In modern usage, it is often associated with the Welsh word 'cad' for battle.
Less common today
Caydon isn't in the latest US Top 1000. It last peaked at #2,247 in 2006.
US births per 5-year period, 1990βpresent (SSA data).