Uilliam Mág Tighearnán

William Mág Tighearnán (anglicised William McKiernan) was chief of the McKiernan Clan of Tullyhunco, County Cavan from 1499 until his death in 1512.^[1]

Chieftainship

On the death of the previous chief, John Mág Tighearnán in 1499, William took the chieftaincy and resided in the castle of Croaghan of the Cups (Irish- Cruachan O'Cúbhrán), besides the modern town of Killeshandra.

Death

William died in 1512.

The Annals of the Four Masters for 1512 state-

Mac Tiernan of Teallach-Dunchadha (William) died.

References

^ C. Parker, “Two minor septs of late medieval Breifne”, in Breifne Journal, Vol. VIII, No. 31 (1995), pp. 566–586

Preceded by John Mág Tighearnán	Chief of McKiernan Clan 1499–1512 AD	Succeeded by Fergal Mág Tighearnán, the Second

[1] C. Parker, “Two minor septs of late medieval Breifne”, in Breifne Journal, Vol. VIII, No. 31 (1995), pp. 566–586

[1]