John de Moravia, 7th Earl of Sutherland
John de Moravia( also known as John Sutherland)( d.1460) was the 7th Earl of Sutherland and chief of Clan Sutherland.
John de Moravia, 7th Earl of Sutherland married Margaret, daughter of Sir William Ballie of Lamington.
They had four sons:
Richard Bourke, 6th Earl of Mayo
Richard Southwell Bourke, 6th Earl of Mayo, (21 February 1822 – 8 February 1872), styled Lord Naas between 1842 and 1867, called Lord Mayo in India, was a statesman, Viceroy of India and prominent member of the British Conservative Party from Dublin, Ireland.
David Douglas, 7th Earl of Angus
David Douglas, 7th Earl of Angus( c. 1515- 1558) was a Scottish nobleman.
John Stewart, 7th Earl of Galloway
John Stewart, 7th Earl of Galloway KT( 13 March 1736 – 13 November 1806) was a Scottish peer, styled Viscount Garlies from 1747 until 1773, who became the 7th Earl of Galloway in 1773 and who served as a Member of Parliament from 1761 to 1773.
Kerry Mayo
Kerry Mayo( born 21 September 1977) is an English former professional footballer who played as a left back.
Dermot Bourke, 7th Earl of Mayo
Dermot Robert Wyndham Bourke, 7th Earl of Mayo KP PC
(I) (2 July 1851 – 31 December 1927) was an Anglo-Irish peer, styled Lord Naas from 1867 to 1872.
He succeeded as Earl of Mayo on the death of his father Richard Bourke, 6th Earl of Mayo in 1872.
In 1890 he was elected as an Irish representative peer and took his seat in the House of Lords.
He was appointed a Knight of the Order of St Patrick on 3 February 1905.
He was one of the four landlord representatives during the 1902 Land Conference.
Between 1921 and 1922 he served in the Senate of Southern Ireland.
He was nominated by W. T. Cosgrave to the Seanad of the Irish Free State on its formation in 1922.
He was nominated for 12 years and served until his death in 1927.
His wife, Geraldine Sarah Ponsonby (d. 29 November 1944), was the granddaughter of John Ponsonby, 4th Earl of Bessborough, and the great-granddaughter of George Coventry, 8th Earl of Coventry.
Sonny Mayo
Sonny Mayo( born July 16, 1971) is an American guitarist, songwriter, and music producer.
Michael Mayo
Michael Mayo( born Syracuse, New York) is an American poet, and editor.
Rudolph Feilding, 8th Earl of Denbigh
Rudolph William Basil Feilding, 8th Earl of Denbigh, 7th Earl of Desmond (9 April 1823 – 10 March 1892) was a British peer, succeeding to his titles on the death in 1865 of his father, the 7th Earl of Denbigh.
He was noted as a Roman Catholic convert, and founder of the Franciscan friary at Pantasaph, North Wales.
Obata Toramori
He was the father of Obata Masamori.

Question: Where was the father of Dermot Bourke, 7Th Earl Of Mayo born?
Answer: Dublin