Sir John (Iain) 'Cathanach' MacDonald

He was hanged in 1499.

Seán Cathanach Mac Dhòmhnaill aka John Cathanach MacDonald, 4th of Dunnyveg, Gaelic lord, killed 1499.

Biography

https://en.wikipedia.org/wiki/Seán_Cathanach_Mac_Dhòmhnaill,_4th_of_Dunnyveg

Seán Cathanach Mac Dhòmhnaill was a son of Seán Mór Mac Dhòmhnaill and Sabina, daughter of Felim Ó Néill of Clanaboy. Seán Mór Mac Dhòmhnaill was charged with treason and refused to surrender to King James IV of Scotland. With his father and three sons they were captured through the treachery of their kinsman, John MacIan of Ardnamurchan. Cathanach and his sons (John Mor, John Og, and Donald Balloch) were tried, convicted of treason and hung on the Boroughmuir (now Burgh Muir) in 1499. (A fourth son, Alexander, had fled to Ireland and thus became the next head of the lineage.)

Family

By his wife, Cecelia, daughter of Robert Savage, Lord of the Ardes, they had the following children:

1. Alexander, fled to Ireland, married Catherine, daughter of John Macdonald of Ardnamurchan, died in 1538 at Stirling, Scotland
2. John Mor, executed in 1499 with his father.
3. John Og, executed in 1499 with his father.
4. Donald Balloch, executed in 1499 with his father.
5. Angus Ileach, fled to Ireland.
6. Agnes, who firstly married Donald Gallach MacDonald, 3rd of Sleat, had issue; and secondly married Torquil MacLeod of Lewes, had issue.

References

• MacDonald, Angus & Archibald MacDonald, The Clan Donald, The Northern Counties Publishing Company, Wentworth Press (12 March 2019); ISBN 978-1010123057

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III. DONALD GALLACH. He did not long occupy the position of Chief of Sleat, as he was murdered by his brother, Archibald Dubh, in 1506. He married Agnes, daughter of Sir John Cathanach Macdonald of Dunnyveg and the Glens, by whom he had—

1. Donald Gruamach, his successor.
2. Alexander, whose sons fought in Ireland on the side of their kinsman, Sorley Buy.
3. Angus, who had a son, John.
4. Ranald Collach, who had a son, Alexander.

Donald Gallach of Sleat was succeeded by his oldest son,
https://archive.org/details/clandonald03macduoft/page/n547/mode/2up...

John Cathanach married Cecilia Savage, daughter of the Lord of the Ardes, in Antrim, and by her had:
1. Alexander, his successor.
2. John Mor.
4. John Og.
5. Donald Balloch.
All three sons above were put to death with their father and grandfather, in 1499.
5. Angus, known as Aonghas ileach, from whom the family of Sanda.

Source: "The Clan Donald" Vol 3, page 375.