[ syll. ar-(t)hos, art-h-os ] The baby boy name Arthos is used chiefly in the English, Irish, and Scottish languages, and its origin is Celtic. Arthos is a variant of the name Arthur (English and German).
Arthos is infrequently used as a baby name for boys. It is not listed in the top 1000 names. Among the group of boy names directly linked to Arthos, Arthur was the most widely used in 2018.