Brinsley Butler, 2nd Earl of Lanesborough, PC (Ire), styled The Honourable until 1756 and Lord Newtown-Butler from 1756 to 1768, was an Irish politician and peer.
- Occupation
- politician
- Position held
- Member of Parliament in the Parliament of Ireland, Member of the Privy Council of Ireland
- Citizenship
- Kingdom of Great Britain
- Born
- March 4, 1728
- Died
- January 24, 1779