The House d'Udekem () is the name of a noble family that belongs to the

nobility of Belgium The Belgian nobility comprises Belgian individuals or families recognized as noble with or without a title of nobility in the Kingdom of Belgium. The Belgian constitution states that no specific privileges are attached to the nobility. History ...

since 1816.

History

The origin of the Udekem family dates back to the

Late Middle Ages The Late Middle Ages or Late Medieval Period was the Periodization, period of European history lasting from AD 1300 to 1500. The Late Middle Ages followed the High Middle Ages and preceded the onset of the early modern period (and in much of Eur ...

, with the earliest member recorded as dying in 1472. In the 18th century the

Dominium means "dominion; control; ownership". It is used in some phrases and maxims in legal Latin: *Dominium directum – Direct ownership, that is control of the property, but not necessarily with right to its utilization or alienation. For example, a ...

of Acoz was obtained via marriage by the family. Until 2000, the head of the d'Udekem family held the rank of

Baron Baron is a rank of nobility or title of honour, often hereditary, in various European countries, either current or historical. The female equivalent is baroness. Typically, the title denotes an aristocrat who ranks higher than a lord or knig ...

. After the wedding of

Mathilde d'Udekem d'Acoz Mathilde (born ''Jonkvrouw'' Mathilde Marie Christine Ghislaine d'Udekem d'Acoz ; 20 January 1973) is Queen of the Belgians as the wife of King Philippe. She is the first native-born Belgian queen. She has founded and assisted charities to ...

with the Duke of Brabant, King Albert II extended the hereditary title of

Count Count (feminine: countess) is a historical title of nobility in certain European countries, varying in relative status, generally of middling rank in the hierarchy of nobility. Pine, L. G. ''Titles: How the King Became His Majesty''. New York: ...

to the three brothers Henri, Raoul and Patrick d'Udekem d'Acoz and to all their descendants. Members of the family were active in politics.

Descendants of Charles Joseph, Baron d'Udekem d'Acoz

Charles Joseph Marie Ghislain, Baron (1921) d'Udekem d'Acoz (1885-1968), lord Mayor of Proven #* Henri Joseph Adelin François Xavier Marie, Count (2000) d'Udekem d'Acoz (1933-2021), lord Mayor of

Poperinge Poperinge (; french: Poperinghe, ； vls, Poperienge) is a city and municipality located in the Belgian province of West Flanders, Flemish Region, and has a history going back to medieval times. The municipality comprises the town of Poperinge pr ...

, married to

Jonkvrouw (female equivalent: ; french: Écuyer; en, Squire) is an honorific in the Low Countries denoting the lowest rank within the nobility. In the Netherlands, this in general concerns a prefix used by the untitled nobility. In Belgium, this is the ...

Marie-Madeleine Kervyn d'Oud Mooreghem (born 1940), without issue #* Raoul Paul Adelin François Xavier Marie, Count (2000) d´Udekem d'Acoz (born 1935), local politician, married in 1960 to Jonkvrouw Françoise de Maere d'Aertrycke (born 1935) ##Bernard Marguerite Jean Charles Marie Ghislain, Count (2000) d'Udekem d'Acoz (born 1965)
married in 1998 to Jonkvrouw

Marie-Pierre Verhaegen Jonkvrouw Marie-Pierre Brigitte Verhaegen, countess Bernard d'Udekem d'Acoz, born 20 April 1966 is a Belgian historian. Family Verhaegen is of noble birth and daughter of baron Pierre Corneille Theodore Verhaegen, mayor of Merelbeke and his wi ...

(born 1966), historian, and has three children #*Patrick Paul François Xavier Marie Ghislain,

(2000) d'Udekem d'Acoz (1936-2008), local politician, married in 1971 to Countess Anna Maria Komorowska (born 1946) ## Mathilde, Countess (2000) d'Udekem d'Acoz (born 1973), married in 1999 to

King Philippe of Belgium french: Philippe Léopold Louis Mariegerman: Philipp Leopold Ludwig Maria , house = Belgium , father = Albert II of Belgium , mother = Paola Ruffo di Calabria , birth_date = , birth_place = Belvédère Castle, Laeken, B ...

(born 1960) ## Jonkvrouw Marie-Alix (1974-1997) ## Elisabeth, Countess (2000) d'Udekem d'Acoz (born 1977), married to

Margrave Margrave was originally the medieval title for the military commander assigned to maintain the defence of one of the border provinces of the Holy Roman Empire or of a kingdom. That position became hereditary in certain feudal families in the Emp ...

Alfonso

Pallavicini The House of Pallavicini, also known as Pallavicino and formerly known as Pelavicino, is an ancient Italian noble family founded by Oberto II ''Pelavicino'' of the Frankish Obertenghi family. The Pallavicini of Genoa The first recorded member o ...

(born 1964) ## Hélène, Countess (2000) d'Udekem d'Acoz (born 1979), married to

Nicolas Janssen (born 1974) ## Charles-Henri, Count (2000) d'Udekem d'Acoz (born 1985), married in 2022 to Caroline Philippe

Properties of d'Udekem d'Acoz family

File:Château de Losange 2012 40193.jpg, Losange Castle, private property of the dowager Countess Patrick d’Udekem d’Acoz File:Acoz_CH1aJPG.jpg,

Acoz Castle Acoz Castle, also known as the Château Pirmez, is a château in Acoz in the municipality of Gerpinnes, Hainaut, Wallonia, Belgium. History In 1760 the castle came through inheritance into possession of Michel-Joseph d'Udekem de Guertechin (1684 ...

, home of d'Udekem d'Acoz family from 1760 until 1860

References

{{Reflist Belgian noble families Roman Catholic families