The Langford Baronetcy, of Kilmackedrett in the County of Antrim, was a title in the Baronetage of Ireland. It was created on 19 August 1667 for Hercules Langford. The title became extinct on the death of the third Baronet in 1725. Mary, daughter of the first Baronet, married Sir John Rowley. Their grandson Hercules Langford Rowley married Elizabeth Upton, who was created Viscountess Langford

Viscount Langford

Viscount Langford, of Longford Lodge, was a title in the Peerage of Ireland. It was created on 19 February 1766 for Elizabeth Rowley. She was made Baroness of Summerhill at the same time, also in the Peerage of Ireland...

 in 1766. Their daughter the Hon. Jane Rowley married Thomas Taylour, 1st Earl of Bective

Thomas Taylour, 1st Earl of Bective

Thomas Taylour, 1st Earl of Bective KP, PC was an Irish peer and politician.-Background:He was the oldest son of Sir Thomas Taylor, 2nd Baronet and his wife Sarah Graham, daughter of John Graham. In 1757, Bective succeeded his father as baronet...

. Lord and Lady Bective's fourth son Clotworthy Rowley

Clotworthy Rowley, 1st Baron Langford

Clotworthy Rowley, 1st Baron Langford , known as Hon. Clotworthy Taylor until 1796 and as Hon...

 was created Baron Langford

Baron Langford

Baron Langford, of Summerhill in the County of Meath, is a title in the Peerage of Ireland. It was created on 1 July 1800 for Clotworthy Rowley, who had earlier represented Trim and County Meath in the Irish House of Commons...

in 1800.

Langford Baronets, of Kilmackedrett (1667)

• Sir Hercules Langford, 1st Baronet (c. 1625-1683)
• Sir Arthur Langford, 2nd Baronet (c. 1652-1716)
• Sir Henry Langford, 3rd Baronet (c. 1656-1725)