The column was erected in the ninth century by Concenn, the last early medieval king of Powys to commemorate — and record through inscribing — his ancestors.
Fe'i gosodwyd yno yn y nawfed ganrif gan Gyngen ap Cadell, Brenin canoloesol cynnar olaf Powys, i goffáu – a chofnodi drwy arysgrifio – ei hynafiaid.