The Barnewall Baronetcy, of Crickstown Castle in the County of Meath, is a title in the Baronetage of Ireland. It was created on 21 February 1623 for Sir Patrick Barnewall. He was the member of a family that had been settled in Ireland

Ireland

Ireland is an island to the northwest of continental Europe. It is the third-largest island in Europe and the twentieth-largest island on Earth...

 since 1172, when Sir Michael de Berneval landed on the coast of Cork. The second and third Baronets both represented Meath

Meath (Parliament of Ireland constituency)

Meath was a constituency represented in the Irish House of Commons until 1800.-Members of Parliament:*Sir Richard Barnewall, 2nd Baronet*Sir Patrick Barnewall, 3rd Baronet-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...

. The fifth Baronet, a descendant of the second son the first Baronet, established his right to the title in 1744. However, his cousin Thomas Barnewall, de jure sixth Baronet, never assumed the title and it remained dormant from his death in 1790 until 1821, when it was successfully claimed by Robert Barnewall, the eighth Baronet.

Barnewall Baronets, of Crickstown Castle (1623)

• Sir Patrick Barnewall, 1st Baronet (d. 1624)
• Sir Richard Barnewall, 2nd Baronet (1602-c. 1662)
• Sir Patrick Barnewall, 3rd Baronet (d. after 1695) who married Frances, the daughter of Richard Butler of Kilcash
  Richard Butler of Kilcash
  Richard Butler of Kilcash was the second son of Thomas Butler, Viscount Thurles and the grandson of Walter Butler of Kilcash who inherited the earldom of Ormond from his uncle. While his father resided at Thurles Castle, Thurles, County Tipperary, Richard occupied the family estate of Kilcash...
  
  .
• Sir George Barnewall, 4th Baronet (d. 1735)
• Sir George Barnewall, 5th Baronet (d. 1750)
• Sir Thomas Barnewall, 6th Baronet (d. 1790) (dormant 1790)
• Sir Bartholomew Barnewall, 7th Baronet (d. 1802)
• Sir Robert Barnewall, 8th Baronet (1757–1836) (claimed title 1821)
• Sir Aylmer John Barnewall, 9th Baronet (1789–1838)
• Sir Reginald Aylmer John Barnewall, 10th Baronet (1838–1909)
• Sir John Robert Barnewall, 11th Baronet (1850–1936)
• Sir Reginald John Barnewall, 12th Baronet (1888–1961)
• Sir Reginald Robert Barnewall, 13th Baronet (b. 1924)

The heir apparent

Heir apparent

An heir apparent or heiress apparent is a person who is first in line of succession and cannot be displaced from inheriting, except by a change in the rules of succession....

is the present holder's son Peter Joseph Barnewall (b. 1963)