Earl Lanesborough is in Earl Ireland.
On 22nd June 1754 Brinsley Butler 2nd Earl Lanesborough [aged 26] and Jane Rochfort Countess Lanesborough [aged 16] were married. She by marriage Countess Lanesborough. She the daughter of Robert Rochfort 1st Earl of Belvedere [aged 46] and Mary Molesworth. He the son of Humphrey Butler 1st Earl Lanesborough.
On 20th July 1756 Humphrey Butler 1st Earl Lanesborough was created 1st Earl Lanesborough.
On 11th April 1768 Humphrey Butler 1st Earl Lanesborough died. His son Brinsley [aged 40] succeeded 2nd Earl Lanesborough.
On 24th January 1779 Brinsley Butler 2nd Earl Lanesborough [aged 50] died. His son Robert [aged 19] succeeded 3rd Earl Lanesborough.
On 17th April 1806 Robert Herbert Butler 3rd Earl Lanesborough [aged 46] died. His son Brinsley [aged 22] succeeded 4th Earl Lanesborough.
On 13th June 1847 Brinsley Butler 4th Earl of Lanesborough [aged 63] died. His first cousin George [aged 52] succeeded 5th Earl Lanesborough.