Baron Massy, of Duntrileague in the County of Limerick, is a title in the Peerage of Ireland

Peerage of Ireland

The Peerage of Ireland is the term used for those titles of nobility created by the English and later British monarchs of Ireland in their capacity as Lord or King of Ireland. The creation of such titles came to an end in the 19th century. The ranks of the Irish peerage are Duke, Marquess, Earl,...

. It was created in 1776 for Hugh Massy

Hugh Massy, 1st Baron Massy

Hugh Massy, 1st Baron Massy was an Irish peer and politician.Massy was the son of Colonel Hugh Massy and the elder brother of General Eyre Massey, 1st Baron Clarina. He was a Member of the Irish House of Commons for Limerick County between 1759 and 1776...

, who had previously represented County Limerick

Limerick County (Parliament of Ireland constituency)

Limerick County was a constituency represented in the Irish House of Commons until 1800.-1692–1801:...

 in the Irish House of Commons

Irish House of Commons

The Irish House of Commons was the lower house of the Parliament of Ireland, that existed from 1297 until 1800. The upper house was the House of Lords...

. His son, the second Baron, also represented this constituency in the Irish Parliament. His great-grandson, the sixth Baron, sat in the House of Lords

House of Lords

The House of Lords is the upper house of the Parliament of the United Kingdom. Like the House of Commons, it meets in the Palace of Westminster....

 as an Irish Representative Peer

Representative peer

In the United Kingdom, representative peers were those peers elected by the members of the Peerage of Scotland and the Peerage of Ireland to sit in the British House of Lords...

 from 1876 to 1915. the title is held by the latter's great-great-grandson, the tenth Baron, who succeeded his father in 1995.

Eyre Massey, 1st Baron Clarina, was the younger brother of the first Baron Massy.

Barons Massy (1776)

• Hugh Massy, 1st Baron Massy
  Hugh Massy, 1st Baron Massy
  Hugh Massy, 1st Baron Massy was an Irish peer and politician.Massy was the son of Colonel Hugh Massy and the elder brother of General Eyre Massey, 1st Baron Clarina. He was a Member of the Irish House of Commons for Limerick County between 1759 and 1776...
  
   (1700–1788)
• Hugh Massy, 2nd Baron Massy (1733–1790)
• Hugh Massy, 3rd Baron Massy (1761–1812)
• Hugh Hamon Massy, 4th Baron Massy (1793–1836)
• Hugh Hamon Ingoldsby Massy, 5th Baron Massy (1827–1874)
• John Thomas William Massy, 6th Baron Massy (1835–1915)
• Hugh Somerset John Massy, 7th Baron Massy (1864–1926)
• Hugh Hamon Charles George Massy, 8th Baron Massy (1894–1958)
• Hugh Hamon John Somerset Massy, 9th Baron Massy (1921–1995)
• David Harmon Somerset Massy, 10th Baron Massy (b. 1947)