Sir Matthew Deane, 3rd Baronet
He was the son of Sir Robert Deane, 2nd Baronet of Muskerry and Springfield Castle, Co. Limerick by his wife Anne Brettridge, one of the three daughters and co-heiresses of Captain Roger Brettridge (1630-1683) of Castles Brettridge, Cope and Magner, Co. Cork. Another source has his wife as Anne Bettridge, daughter of Colonel William Bettridge. He succeeded to the baronetcy in 1712.
He served as High Sheriff of County Cork for 1714  and sat in the Irish House of Commons for Charleville from 1713 to 1715. He was again a Member of Parliament (MP) for Cork County from 1728 until his death in 1747.
Deane married Jane Sharpe, only daughter of Reverend William Sharpe. They had three daughters and three sons. Deane was succeeded in the baronetcy by his oldest son Matthew. On the latter's death in 1751 the title devolved to the third son Robert.
- "Leigh Rayment - Irish House of Commons 1692-1800". Retrieved 27 March 2009.
- "ThePeerage - Sir Matthew Deane, 3rd Bt". Retrieved 27 March 2009.
- "Leigh Rayment - Baronetage". Retrieved 27 March 2009.
- Complete Baronetage, p.351
- Burke, John (1832). A Genealogical and Heraldic History of the Peerage and Baronetage of the British Empire. vol. II (4th ed.). London: Henry Colburn and Richard Bentley. p. 213.
- Debrett, John (1831). Debrett's Peerage of the United Kingdom of Great Britain and Ireland. vol. II (fifth ed.). London: G. Woodfall. p. 912.
- Lodge, John (1789). Mervyn Archdall, ed. The Peerage of Ireland or A Genealogical History of the Present Nobility of that Kingdom. vol. VII. Dublin: James Moore. pp. 190–191.
|Parliament of Ireland|
|Member of Parliament for Charleville
1713 – 1715
With: Brettridge Badham
St John Brodrick
|Member of Parliament for Cork County
1728 – 1747
With: Henry Boyle
|Baronetage of Ireland|
1712 – 1747