Aelhaiarn
Aelhaiarn is a given name of Welsh origin. It is primarily a masculine name. The etymology of Aelhaiarn is derived from the Welsh elements "ael" meaning brow or ridge, and "haiarn" meaning iron. Therefore, Aelhaiarn can be interpreted to mean "iron brow" or "brow of iron." The name is historically attested in Welsh genealogy and is sometimes found associated with figures in Welsh legend and history, although it is not among the most commonly used Welsh names.