John Mackay1
Child of John Mackay
- [S21] L. G. Pine, The New Extinct Peerage 1884-1971: Containing Extinct, Abeyant, Dormant and Suspended Peerages With Genealogies and Arms (London, U.K.: Heraldry Today, 1972), page 83. Hereinafter cited as The New Extinct Peerage.
William Cope, 1st and last Baron Cope1 
He graduated from Clare College, Cambridge University, Cambridge, Cambridgeshire, EnglandG, with a Master of Arts (M.A.)1 He was admitted to Inner Temple in 1894 entitled to practise as a Barrister-at-Law.1 He held the office of Member of Parliament (M.P.) for Glamorgan, Llandaff and Barry Division between 1918 and 1929.1 He held the office of Junior Lord of the Treasury between 1923 and 1924.1 He held the office of Junior Lord of the Treasury between 1924 and 1928.1 He was Civil Commissioner for London and the Home Counties during the General Strike in 1926.1 He held the office of Comptroller of the Household between 1928 and 1929.1 He was created 1st Baronet Cope [U.K.] on 28 June 1928.1 He held the office of High Sheriff of Glamorgan in 1932.1 He was appointed King’s Counsel (K.C.) in 1933.1 He was created 1st Baron Cope, of St. Mellons, co. Monmouth [U.K.] on 14 July 1945.1
Children of William Cope, 1st and last Baron Cope and Helen Shuldham
- Helen Margaret Letitia Cope1
- William Shuldham Cope1 b. 21 May 1902
- [S21] L. G. Pine, The New Extinct Peerage 1884-1971: Containing Extinct, Abeyant, Dormant and Suspended Peerages With Genealogies and Arms (London, U.K.: Heraldry Today, 1972), page 84. Hereinafter cited as The New Extinct Peerage.
Matthew Cope1 
He lived at Quarry Hill, St. Mellons, Cardiff, Glamorgan, WalesG.1
Child of Matthew Cope and Margaret Harrison
- William Cope, 1st and last Baron Cope+1 b. 18 Aug 1870, d. 15 Jul 1946
- [S21] L. G. Pine, The New Extinct Peerage 1884-1971: Containing Extinct, Abeyant, Dormant and Suspended Peerages With Genealogies and Arms (London, U.K.: Heraldry Today, 1972), page 84. Hereinafter cited as The New Extinct Peerage.
William Cope1 
Child of William Cope
- Matthew Cope+1 b. 2 Feb 1843, d. 8 Nov 1933
- [S21] L. G. Pine, The New Extinct Peerage 1884-1971: Containing Extinct, Abeyant, Dormant and Suspended Peerages With Genealogies and Arms (London, U.K.: Heraldry Today, 1972), page 84. Hereinafter cited as The New Extinct Peerage.
Margaret Harrison1 
From 19 May 1869, her married name became Cope.1
Child of Margaret Harrison and Matthew Cope
- William Cope, 1st and last Baron Cope+1 b. 18 Aug 1870, d. 15 Jul 1946
- [S21] L. G. Pine, The New Extinct Peerage 1884-1971: Containing Extinct, Abeyant, Dormant and Suspended Peerages With Genealogies and Arms (London, U.K.: Heraldry Today, 1972), page 84. Hereinafter cited as The New Extinct Peerage.
John Harrison1
Child of John Harrison
- Margaret Harrison+1 d. 5 Jul 1916
- [S21] L. G. Pine, The New Extinct Peerage 1884-1971: Containing Extinct, Abeyant, Dormant and Suspended Peerages With Genealogies and Arms (London, U.K.: Heraldry Today, 1972), page 84. Hereinafter cited as The New Extinct Peerage.
Helen Shuldham1 
From 5 September 1900, her married name became Cope.1 After her marriage, Helen Shuldham was styled as Baroness Cope on 14 July 1945.
Children of Helen Shuldham and William Cope, 1st and last Baron Cope
- Helen Margaret Letitia Cope1
- William Shuldham Cope1 b. 21 May 1902
- [S21] L. G. Pine, The New Extinct Peerage 1884-1971: Containing Extinct, Abeyant, Dormant and Suspended Peerages With Genealogies and Arms (London, U.K.: Heraldry Today, 1972), page 84. Hereinafter cited as The New Extinct Peerage.
Major Alexander Shuldham1
He lived at Flowerfield, County Londonderry, IrelandG.1
Child of Major Alexander Shuldham
- Helen Shuldham+1 d. 21 Jan 1961
- [S21] L. G. Pine, The New Extinct Peerage 1884-1971: Containing Extinct, Abeyant, Dormant and Suspended Peerages With Genealogies and Arms (London, U.K.: Heraldry Today, 1972), page 84. Hereinafter cited as The New Extinct Peerage.
William Shuldham Cope1
He was educated at Eton College, Windsor, Berkshire, EnglandG.1
- [S21] L. G. Pine, The New Extinct Peerage 1884-1971: Containing Extinct, Abeyant, Dormant and Suspended Peerages With Genealogies and Arms (London, U.K.: Heraldry Today, 1972), page 84. Hereinafter cited as The New Extinct Peerage.
Helen Margaret Letitia Cope1
From 17 May 1940, her married name became Simpson.1
- [S21] L. G. Pine, The New Extinct Peerage 1884-1971: Containing Extinct, Abeyant, Dormant and Suspended Peerages With Genealogies and Arms (London, U.K.: Heraldry Today, 1972), page 84. Hereinafter cited as The New Extinct Peerage.
