Dermot mac Tadhg Mor

Dermot mac Tadhg Mor, 7th king of Moylurg, reigned from 1124 to 1159. Vassal and kinsman of the O Conchobhair Kings of Connacht. Dermot was the progenitor of the MacDermot family, as well as its off-shoot septs such as MacDermot Roe and McDonagh.

Preceded by Maelsechlainn mac Tadhg Mor	King of Moylurg 1124–1159	Succeeded by Muirgius mac Tadhg More

References

"Mac Dermot of Moylurg: The Story of a Connacht Family", Dermot Mac Dermot, 1996.
http://www.macdermot.com/