Imagine von Oettingen1 
- [S7803] Christof Steineg von Steinig, online unknown url, Christof Steineg von Steinig (unknown location).
Patrick Helmore1
Children of Patrick Helmore
- Charles Patrick Helmore+1
- Lucy Margaret Mary Helmore+1 b. 1960, d. 23 Jul 2018
- [S1122] Peerage News, online http://peeragenews.blogspot.co.nz/. Hereinafter cited as Peerage News.
Geoffrey Avenal Treherne1 
Children of Geoffrey Avenal Treherne and Bridget Mary Rhona des Graz
- Charles Edward Geoffrey Treherne+1 b. 1968
- Georgina Mary Treherne1 b. 1970
- [S1122] Peerage News, online http://peeragenews.blogspot.co.nz/. Hereinafter cited as Peerage News.
Bridget Mary Rhona des Graz1
From 1968, her married name became Treherne.1
Children of Bridget Mary Rhona des Graz and Geoffrey Avenal Treherne
- Charles Edward Geoffrey Treherne+1 b. 1968
- Georgina Mary Treherne1 b. 1970
- [S1122] Peerage News, online http://peeragenews.blogspot.co.nz/. Hereinafter cited as Peerage News.
Charles Edward Geoffrey Treherne1
Children of Charles Edward Geoffrey Treherne and Rossella E. A. Gatti
- Caterina Silvana V. Treherne1 b. 1999
- Alessandra Isidora R. Treherne1 b. c 2003
- [S1122] Peerage News, online http://peeragenews.blogspot.co.nz/. Hereinafter cited as Peerage News.
Georgina Mary Treherne1
- [S1122] Peerage News, online http://peeragenews.blogspot.co.nz/. Hereinafter cited as Peerage News.
Rossella E. A. Gatti1
From 1998, her married name became Treherne.1
Children of Rossella E. A. Gatti and Charles Edward Geoffrey Treherne
- Caterina Silvana V. Treherne1 b. 1999
- Alessandra Isidora R. Treherne1 b. c 2003
- [S1122] Peerage News, online http://peeragenews.blogspot.co.nz/. Hereinafter cited as Peerage News.
I. Gatti1
Child of I. Gatti
- [S1122] Peerage News, online http://peeragenews.blogspot.co.nz/. Hereinafter cited as Peerage News.
Caterina Silvana V. Treherne1
- [S1122] Peerage News, online http://peeragenews.blogspot.co.nz/. Hereinafter cited as Peerage News.
Alessandra Isidora R. Treherne1
- [S1122] Peerage News, online http://peeragenews.blogspot.co.nz/. Hereinafter cited as Peerage News.