Background
Boyle was the son of Henry Boyle, 3rd Earl of Shannon and his wife, Sarah, daughter of John Hyde of Castle Hyde and his wife, Sarah Burton. Hyde was a descendant of the Hyde family of Denchworth in Berkshire (now Oxfordshire).
Member of Parliament in the United Kingdom
Boyle was the son of Henry Boyle, 3rd Earl of Shannon and his wife, Sarah, daughter of John Hyde of Castle Hyde and his wife, Sarah Burton. Hyde was a descendant of the Hyde family of Denchworth in Berkshire (now Oxfordshire).
The Reform Acting 1832 increased the number of individuals entitled to vote, increasing the size of electorate by 50–80%, and allowing a total of 653,000 adult males (around one in five) to vote, in a population of some 14 million. Richard failed to be re-elected, his seat taken by Feargus O"Connor, a leader of the Chartist movement, and Garrett Standish Barry. Barry was a Roman Catholic, the first one elected to Parliament following the Catholic Relief Acting 1829.
On 22 April 1842, his father died and Boyle succeeded him.
He held no other political office until his death. On 28 May 1832, Lord Shannon married Emily Henrietta Seymour in London.
She was a daughter of Lord George Seymour-Conway and Isabella Hamilton. They had two sons:
Henry Bentinck Boyle, 5th Earl of Shannon (22 November 1833 - 8 February 1890).
Frederick James Boyle (16 September 1835 - 10 October 1861).
9th United Kingdom Parliament. 10th United Kingdom Parliament]
He served as Member of Parliament for Cork County from 1830 to 1832. Boyle was elected a Member of Parliament in the United Kingdom general election, 1830 and re-elected in the United Kingdom general election, 1831.
In the United Kingdom general election, 1832 which followed, Cork County was allowed to elect two Members of Parliament instead of one.