Rt Hon Desmond Lorenz de Silva, QC, PC

https://peeragenews.blogspot.com/2018/06/rt-hon-sir-george-desmond-...

The Rt Hon. Sir George Desmond Lorenz de Silva, QC KStJ (13 December 1939 – 2 June 2018) was a prominent British lawyer, and former United Nations Chief War Crimes Prosecutor in Sierra Leone

Desmond de Silva was of Sri Lankan and Anglo-Scottish origins and comes from a family of lawyers. He was the son of Fredrick de Silva, MBE, formerly Ceylon's ambassador to France and Switzerland, and the grandson of The Honourable George E. de Silva.

He married Princess Katarina Karađorđević of Yugoslavia on 5 December 1987. She was the daughter of Prince Tomislav of Yugoslavia and Princess Margarita of Baden, a granddaughter of Alexander I of Yugoslavia and the great-great-great-granddaughter of Queen Victoria. They divorced on 6 May 2010. They have one daughter, Victoria Marie Esmé Margarita de Silva, who is herself in the line of succession to the British throne

Desmond has one sister, Helga de Silva, whose son, Detmar Blow was married to the late Isabella Blow.

https://en.wikipedia.org/wiki/Desmond_Lorenz_de_Silva