Shane Diomas O'Neill's famous mistress that was kept in chains in a cellar Catherine McLean, the Countess of Argyle, daughter of Hector Mor, The MacLean of Duart Isle.
She was the mother of.
Hugh Gavaloch of the Fetters Hugh Gavaloch spent time in Scotland building up an army. In 1584 he invaded Ireland at the head of a Scottish army with the interest of claiming the title of O’Neill Mor. In 1589 he returned to Ireland and turned in Earl Hugh for conspiring with the Spanish to the English court.He was captured by the Maguires and handed to Earl of Tyrone Hugh O'Neill. Hugh O'Neill hung him. His mother was Countess Catherine MacLean was known to have at least one son in MacLean fosterage.
not among the race of Eoghan, the son of Niall, a man more generally lamented than this Hugh.” -
Annals of the Four Masters .
Art O'Neill Spent time with cousin MacLeans building up army to put them in power. Seized by Lord Deputy Perrot in 1585 with brother Henry. He died while escaping Dublin Castle in the Wicklow Mountains of exposure to the cold with Henry and Red Hugh O’Donnell.
Known to have had a son in Lachlan MacLean’s fosterage in Scotland Isles of Duart.