Peerage Record – 38151

     Jean I, seigneur de Montmorency seigneur d’Ecouen was born in 1280.¹ He was the son of Mathieu IV, seigneur de Montmorency seigneur d’Ecouen and Jeanne de Lévis.² He married Jeanne de Calletot, dame de Berneval.² He died in 1325.¹

     Jeanne de Calletot, dame de Berneval was born in 1285.¹ She married Jean I, seigneur de Montmorency seigneur d’Ecouen, son of Mathieu IV, seigneur de Montmorency seigneur d’Ecouen and Jeanne de Lévis.² She died on 22 April 1350.¹

     Jeanne de Pierrepont, dame de Blazan was born in 1315.¹ She was the daughter of Jean V de Pierrepont, comte de Roucy et Braine and Marguerite de Bomez, dame de Châteaumeillant, de Blaison, de Mirebeau, de Concressault et de Montfaucon.^2,1 She married Charles, seigneur de Montmorency seigneur d’Ecouen et de Berneval, son of Jean I, seigneur de Montmorency seigneur d’Ecouen and Jeanne de Calletot, dame de Berneval, on 26 January 1341 at Paris, France.¹ She died on 10 January 1361.²

     Andrew Duke Southby was the son of Anthony Southby and Anne Duke.¹ He died on 19 December 1745 at Tewkesbury, Gloucestershire, England^G.¹

     Richard Duke Southby was baptised on 14 September 1721 at South Marston, Wiltshire, England^G.¹ He was the son of Anthony Southby and Anne Duke.¹ He died circa March 1791 at Bulford, Wiltshire, England^G.¹ He was buried on 18 March 1791 at Bulford, Wiltshire, England^G.¹

     Henrietta Kathleen Montmorency was the daughter of Hervey John de Montmorency and Grace Kathleen Grove.² She married Captain George Edward Mauger, son of George Mauger, on 30 June 1897.¹ She died on 29 November 1958, Ieaving issue, one dau. He d 19 Nov 1918.¹
     Her married name became Mauger.

     Captain George Edward Mauger is the son of George Mauger.² He married Henrietta Kathleen Montmorency, daughter of Hervey John de Montmorency and Grace Kathleen Grove, on 30 June 1897.¹
     Jersey.¹ CI.¹ He lived Ste Claire.¹ Mount Cochon.¹

     Rt. Rev. James Thomas O’Brien was born in September 1792 at New Ross, County Wexford, Ireland.² He was the son of Michael Burke O’Brien and Dorothy Kough.² He married Ellen Pennefather, daughter of Rt. Hon. Edward Pennefather and Susannah Darby, in 1836.² He died on 12 December 1874 at age 82 at 12 Thurloe Square, London, England.²
     He was educated at Trinity College, Dublin University, Dublin, County Dublin, Ireland.² He wrote the book An Attempt to explain the Doctrine of Justification by Faith only, in Ten Sermons, published 1833.² He held the office of Bishop of Ossory, Ferns and Leighlin.¹

     Mary O’Brien was the daughter of Rt. Rev. James Thomas O’Brien and Ellen Pennefather.^2,3 She married Venerable Waller de Montmorency, son of John Pratt de Montmorency and Hon. Henrietta O’Grady, on 5 November 1872.¹ She died on 12 July 1925.¹
     From 5 November 1872, her married name became de Montmorency.