Earl Newcastle in Limerick is in Earl Ireland.
In 1692 Piers Butler 1st Earl Newcastle [aged 39] was created 1st Earl Newcastle in Limerick.
On 3rd April 1695 Piers Butler 1st Earl Newcastle [aged 43] and Henrietta Fitzjames Countess Newcastle [aged 28] were married. She by marriage Countess Newcastle in Limerick. She the daughter of King James II of England Scotland and Ireland [aged 61] and Anne Hyde Duchess of York.
On 18th June 1740 Piers Butler 1st Earl Newcastle [aged 88] died without surviving issue. Earl Newcastle in Limerick extinct.