Dictionary of Medieval Names
from European Sources

Maol Dúin m. Old Irish máel 'bald, tonsured' + Old Irish dún 'fortress, stronghold'.

The name of a 7th C king of Munster, a 7th C king of Dál Riata, a 7th C king of Ailech, an 8th C king of Lagore, and an 8th C king of Ailech.

Scotland
Latin
1055 Maldunus (nom) ESC VI; 1174x1199 Malduino (abl) CartLevenax p. 12
Cite as: S.L. Uckelman. "Maol Dúin". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2017, no. 1. http://dmnes.org/2017/1/name/Maol Dúin.