First death of 2020:
Count Michel Didisheim died in Forest on 6 January; he was the private secretary and chief of the Royal household (1962–1986) of Albert, Prince of Liège, later to become king Albert II of Belgium. He was also the CEO and president of the King Baudouin Foundation (1976–2001).
He was born in Wimbledon on 18 April 1930 as a son of baron René Didisheim (1907–1994) & his wife Claire Maigret, nee de Priches (1906–1983). He had a sister, Francine Didisheim, (2 March 1933-7 September 2011) married to doctor Bernard de La Gorce.
He married in Vienna 8 February 1956 Countess Monika Eugenie Therese of Trautmannsdorff-Weinsberg (b. 27 June 1933) [daughter of Count Josef Hieronymus of Trautmannsdorff-Weinsberg (1894-murdered at St.Pölten 13 Apr 1945) & his wife Helene, nee Freiin Economo von San Serff (1908-murdered at St.Pölten 13 Apr 1945)]
They have five children: Johannes-Christophe (1956), Frédéric (1958), François (1960), Nathalie (1962) & Florence (1965) and ten grandchildren.
Sources:
http://www.carnetmondain.be/
Trauttmansdorff
https://en.wikipedia.org/wiki/Michel_Didisheim
Pilar de Borbón y Borbón, Infanta of Spain, Duchess of Badajoz, Dowager Viscountess of la Torre, elder sister of King Juan Carlos and aunt of King Felipe, died at the Ruber International Clinic in Madrid on 8 January, after a one-year battle with cancer.
She was born in Cannes on 30 Jul 1936 as the eldest of four children of Juan, Count of Barcelona (1913-1993) {himself son of Alfonso XIII, King of Spain (1886-1941) & his wife Princess Victoria Eugenie von Battenberg (1887-1969)} & his wife Princess María de las Mercedes of Bourbon (1910-2000).
She married in at Jeronimos Monastery in Lisbon on 6 May 1967 Luís Gomez-Acebo y de Estrada, Viscount de la Torre, Grandee of Spain (1934-1991); they had five children:Simonetta (b.1968), Juan Filiberto, current Viscount de La Torre (b.1969), Bruno (b.1971), Beltran (b.1973) & Fernando (b.1974).
Apart from them she is survived by her eleven grandchildren, her brother the former King Juan Carlos, her sister Infanta Margarita, Duchess of Soria with their respective spouses as well as two nephews (King Felipe VI and Alfonso Zurita y de Borbón] and three nieces [Infantas Elena and Cristina of Spain and María Zurita y de Borbón]
Her youngest brother, Infant Alfonso of Spain was killed by an accidental gunshot in 1956 aged 15.
Sources:
https://www.abc.es/estilo/gente/abc...arlos-muere-83-anos-202001081445_noticia.html (Thanks, lula!)
http://www.angelfire.com/realm/gotha/gotha/spain.html
http://heinbruins.nl/Alfonso.html
https://en.wikipedia.org/wiki/Infanta_Pilar,_Duchess_of_Badajoz