Alfred James McAlpine 
Alfred James McAlpine usually went by his middle name of James.1 He was educated at Repton School, Repton, Derbyshire, England.1 He was chairman of Marchwiel Holdings Ltd, Sir Alfred McAlpine and Sons Ltd and associated companies.1
Children of Alfred James McAlpine and Peggy Barbara Saunders
- Robert James McAlpine+2 b. 6 May 1932, d. 25 Jun 2021
- Alfred William McAlpine2 b. 9 Feb 1935, d. 14 Jun 1962
Child of Alfred James McAlpine and Mary Kinder Read
- Valerie Anne McAlpine+2 b. 19 Sep 1942
Child of Alfred James McAlpine and Rosemary Gregory-Hood
- Sally Dorothy McAlpine+2 b. 13 Apr 1952
Peggy Barbara Saunders1
Her married name became McAlpine. From 13 October 1947, her married name became Hickman.
Children of Peggy Barbara Saunders and Alfred James McAlpine
- Robert James McAlpine+2 b. 6 May 1932, d. 25 Jun 2021
- Alfred William McAlpine2 b. 9 Feb 1935, d. 14 Jun 1962
Mary Kinder Read
Her married name became McAlpine.
Child of Mary Kinder Read and Alfred James McAlpine
- Valerie Anne McAlpine+1 b. 19 Sep 1942
Frank Musgrave Read1
Child of Frank Musgrave Read
Kenneth Macomb Chance1
Child of Kenneth Macomb Chance
Harry D. C. Jones
Child of Harry D. C. Jones
James Lavery
Child of James Lavery
Sir Alfred David McAlpine 
He was member of Sir Robert McAlpine and Sons, civil engineering contractors.2 He held the office of Justice of the Peace (J.P.) of Denbighshire.1 He held the office of High Sheriff of Denbighshire in 1923.1 He was appointed Officer, Most Venerable Order of the Hospital of St. John of Jerusalem (O.St.J.)2 He lived at Marchwiel Hall, Wrexham, Denbighshire, WalesG.
Children of Sir Alfred David McAlpine and Ethel May Williams
- Alfred James McAlpine+2 b. 15 Jun 1908, d. 1991
- Gladys Gwendoline McAlpine2 b. 7 Nov 1910, d. 1978
- Ethel Mary McAlpine+2 b. 8 Oct 1915
Ethel May Williams 
Her married name became McAlpine.
Children of Ethel May Williams and Sir Alfred David McAlpine
- Alfred James McAlpine+1 b. 15 Jun 1908, d. 1991
- Gladys Gwendoline McAlpine1 b. 7 Nov 1910, d. 1978
- Ethel Mary McAlpine+1 b. 8 Oct 1915
James Williams1
Child of James Williams
- Ethel May Williams+2 d. 24 Oct 1961
