Conte Marcantonio Brandolini d’Adda, Conte di Valmareno1
He gained the title of Conte di Valmareno.1
- [S1442] Anonymous, “re: von Opel Family,” e-mail message to British and European Nobility Register, 31 August 2005 to 16 December 2005. Hereinafter cited as “re: von Opel Family.”
Conte Gioacchino Brandolini d’Adda, Conte di Valmareno1
He gained the title of Conte di Valmareno.1
- [S1442] Anonymous, “re: von Opel Family,” e-mail message to British and European Nobility Register, 31 August 2005 to 16 December 2005. Hereinafter cited as “re: von Opel Family.”
Giorgio Agnelli1 
- [S1442] Anonymous, “re: von Opel Family,” e-mail message to British and European Nobility Register, 31 August 2005 to 16 December 2005. Hereinafter cited as “re: von Opel Family.”
Umberto Agnelli1 
Children of Umberto Agnelli and Antonella Bechi Piaggio
- Enrico Agnelli1 b. 1962, d. 1962
- Alberto Agnelli1 b. 1962, d. 1962
- Giovanni Alberto Agnelli+1 b. 1964, d. 1997
Children of Umberto Agnelli and Donna Allegra Caracciolo di Castagneto
- Andrea Agnelli1 b. 1976
- Anna Agnelli1 b. 1977
- [S1442] Anonymous, “re: von Opel Family,” e-mail message to British and European Nobility Register, 31 August 2005 to 16 December 2005. Hereinafter cited as “re: von Opel Family.”
- [S253] Paul Theroff’s Royal Genealogy Site, online http://pages.prodigy.net/ptheroff/gotha/. Hereinafter cited as Paul Theroff’s Site.
Antonella Bechi Piaggio1 
From 1959, her married name became Agnelli.1
Children of Antonella Bechi Piaggio and Umberto Agnelli
- Enrico Agnelli1 b. 1962, d. 1962
- Alberto Agnelli1 b. 1962, d. 1962
- Giovanni Alberto Agnelli+1 b. 1964, d. 1997
- [S1442] Anonymous, “re: von Opel Family,” e-mail message to British and European Nobility Register, 31 August 2005 to 16 December 2005. Hereinafter cited as “re: von Opel Family.”
Donna Allegra Caracciolo di Castagneto1
Her married name became Agnelli.1
Children of Donna Allegra Caracciolo di Castagneto and Umberto Agnelli
- Andrea Agnelli3 b. 1976
- Anna Agnelli3 b. 1977
- [S1442] Anonymous, “re: von Opel Family,” e-mail message to British and European Nobility Register, 31 August 2005 to 16 December 2005. Hereinafter cited as “re: von Opel Family.”
- [S253] Paul Theroff’s Royal Genealogy Site, online http://pages.prodigy.net/ptheroff/gotha/. Hereinafter cited as Paul Theroff’s Site.
- [S2501] W. Mores, “re: Belgian Royal Family,” e-mail message to BENR, 7 November 2007. Hereinafter cited as “re: Belgian Royal Family.”
Enrico Agnelli1 
- [S1442] Anonymous, “re: von Opel Family,” e-mail message to British and European Nobility Register, 31 August 2005 to 16 December 2005. Hereinafter cited as “re: von Opel Family.”
Alberto Agnelli1 
- [S1442] Anonymous, “re: von Opel Family,” e-mail message to British and European Nobility Register, 31 August 2005 to 16 December 2005. Hereinafter cited as “re: von Opel Family.”
Giovanni Alberto Agnelli1 
Child of Giovanni Alberto Agnelli and Frances Avery Howe
- Virginia Asia Agnelli1 b. 1997
- [S1442] Anonymous, “re: von Opel Family,” e-mail message to British and European Nobility Register, 31 August 2005 to 16 December 2005. Hereinafter cited as “re: von Opel Family.”
Frances Avery Howe1
From 1996, her married name became Agnelli.1
Child of Frances Avery Howe and Giovanni Alberto Agnelli
- Virginia Asia Agnelli1 b. 1997
- [S1442] Anonymous, “re: von Opel Family,” e-mail message to British and European Nobility Register, 31 August 2005 to 16 December 2005. Hereinafter cited as “re: von Opel Family.”