Edward Lionel Lang1 
- [S1143] Robyn Thomson, “re: Mabel Guinness,” e-mail message to British and European Nobility Register, 12 July 2004. Hereinafter cited as “re: Mabel Guinness.”
Constance Burgess1
Her married name became Lang.1
- [S1143] Robyn Thomson, “re: Mabel Guinness,” e-mail message to British and European Nobility Register, 12 July 2004. Hereinafter cited as “re: Mabel Guinness.”
Constance Mayne Cameron1
Her married name became Lang.1
- [S1143] Robyn Thomson, “re: Mabel Guinness,” e-mail message to British and European Nobility Register, 12 July 2004. Hereinafter cited as “re: Mabel Guinness.”
Muriel Enid Lang1 
Her married name became Waudby.1
- [S1143] Robyn Thomson, “re: Mabel Guinness,” e-mail message to British and European Nobility Register, 12 July 2004. Hereinafter cited as “re: Mabel Guinness.”
Cecil John Waudby1
- [S1143] Robyn Thomson, “re: Mabel Guinness,” e-mail message to British and European Nobility Register, 12 July 2004. Hereinafter cited as “re: Mabel Guinness.”
John Horace Lang1 
Child of John Horace Lang and Dorothy Violet Mascall
- Patrick Ian Lang2 b. 13 Oct 1914, d. 1996
- [S1143] Robyn Thomson, “re: Mabel Guinness,” e-mail message to British and European Nobility Register, 12 July 2004. Hereinafter cited as “re: Mabel Guinness.”
- [S9302] Martin Webber, “re: Simonds Family,” family provided evidence then verified by subsequent research and verification by BENR (101053), 10 Mar 2021. Hereinafter cited as “re: Simonds Family.”
Dorothy Violet Mascall1 
Her married name became Lang.1
Child of Dorothy Violet Mascall and John Horace Lang
- Patrick Ian Lang2 b. 13 Oct 1914, d. 1996
- [S1143] Robyn Thomson, “re: Mabel Guinness,” e-mail message to British and European Nobility Register, 12 July 2004. Hereinafter cited as “re: Mabel Guinness.”
- [S9302] Martin Webber, “re: Simonds Family,” family provided evidence then verified by subsequent research and verification by BENR (101053), 10 Mar 2021. Hereinafter cited as “re: Simonds Family.”
Gwendoline Learoy1 
Her married name became Lang.1
- [S1143] Robyn Thomson, “re: Mabel Guinness,” e-mail message to British and European Nobility Register, 12 July 2004. Hereinafter cited as “re: Mabel Guinness.”
- [S9302] Martin Webber, “re: Simonds Family,” family provided evidence then verified by subsequent research and verification by BENR (101053), 10 Mar 2021. Hereinafter cited as “re: Simonds Family.”
Rachael Mandell1 
Her married name became Lang.1
- [S1143] Robyn Thomson, “re: Mabel Guinness,” e-mail message to British and European Nobility Register, 12 July 2004. Hereinafter cited as “re: Mabel Guinness.”
- [S9302] Martin Webber, “re: Simonds Family,” family provided evidence then verified by subsequent research and verification by BENR (101053), 10 Mar 2021. Hereinafter cited as “re: Simonds Family.”
Nina Florence Grace Guilford1 
Her married name became Lang.1
- [S1143] Robyn Thomson, “re: Mabel Guinness,” e-mail message to British and European Nobility Register, 12 July 2004. Hereinafter cited as “re: Mabel Guinness.”
- [S9302] Martin Webber, “re: Simonds Family,” family provided evidence then verified by subsequent research and verification by BENR (101053), 10 Mar 2021. Hereinafter cited as “re: Simonds Family.”
