Patrick d'Udekem d'Acoz

He was a son of Charles Joseph Marie Ghislain, Baron d'Udekem d'Acoz (Ghent, 8 March 1885 - Proven, 7 December 1968), and his second wife, (m. Proven, 4 February 1933) Suzanne Marie Désirée Ghislaine Josephe van Outryve d'Ydewalle (Wingene, 22 June 1898 - Ypres, 6 April 1983). Upon the marriage of his daughter Princess Mathilde, he was created Count d'Udekem d'Acoz on 4 December 1999.

Count d'Udekem d'Acoz married Countess Anna Maria Komorowska (b. Białogard, 23 September 1946) civilly in Forville on 1 September 1971 and religiously in Hannut on 11 September 1971. She was a daughter of Count Leon Michal Komorowski (Siedliska, 14 August 1907 - 1992) and his wife (m. Warszawa, 25 July 1942), Princess Zofia Sapieżanka (Bobrek, 10 October 1919 - Herstal, 14 August 1997). The couple had five children:

• Countess Mathilde Marie Christiane Ghislaine d'Udekem d'Acoz (b. 20 January 1973) she married Prince Philippe, Duke of Brabant on 4 December 1999. They have four children.
• Jonkvrouw Marie-Alix Suzanne Ghislaine d'Udekem d'Acoz (5 September 1974-14 August 1997) she died in car accident at the age 22 years old along with her grandmother Countess Sophia Komorowska.
• Countess Elisabeth Marie Hedwige Ghislaine d'Udekem d'Acoz (17 January 1977) she married Margrave Alfonso Pallavicini on 22 July 2006. They have two children"
  • Margravine Olympia Edoarda Matilde Pallavicini (2008)
  • Margrave Adalberto Domenico Carlo Patrizio Maria Pallavicini (2009)
• Countess Hélène Marie Michele Ghislaine d'Udekem d'Acoz (22 September 1979) she married Baron Nicolas Janssen on 11 June 2011. They have two children:
  • Baroness Cordélia Janssen (11 February 2012)
  • Baron Alistair Janssen (19 December 2013)
  • Baroness Sophie Janssen (16 March 2016)
• Count Charles-Henri Marie Ghislain d'Udekem d'Acoz (14 May 1985).

Count Patrick d'Udekem d'Acoz became seriously ill beginning in January 2008. His brother, Henri d'Udekem d'Acoz, revealed that Patrick had fallen into an irreversible coma and was dying of the progressive disease in March 2008. The illness and coma caused Patrick to miss awareness of the birth of his granddaughter, Princess Eléonore of Belgium, April 2008. Princess Eléonore, the fourth child of Prince Philippe and Princess Mathilde, was born in the same hospital where Patrick was being treated for his illness.

Count Patrick d'Udekem d'Acoz died on 25 September 2008, at a neurological center in Ottignies-Louvain-la-Neuve, Belgium, at the age of 72. He was survived by his wife and four children.