Viscount Langford

Viscount Langford, of Longford Lodge, was a title in the Peerage of Ireland.

She was made Baroness of Summerhill at the same time, also in the Peerage of Ireland.

She was the wife of Hercules Langford Rowley, a member of the Irish Privy Council, grandson of Sir John Rowley and Mary, daughter of Sir Hercules Langford, 1st Baronet (see Langford baronets).

He represented County Antrim and Downpatrick in the Irish Parliament.

The Rowley estates were inherited by Clotworthy Taylor, fourth son of Thomas Taylor, 1st Earl of Bective (whose eldest son was created Marquess of Headfort in 1800) by his wife Jane, daughter of Hercules Langford Rowley and the Viscountess Langford.