Countess Mathilde d'Udekem d'Acoz

Mathilde d'Udekem d'Acoz
Queen Mathilde in 2017
Queen consort of the Belgians
Tenure	21 July 2013 – present
Born	Jonkvrouw Mathilde Marie Christine Ghislaine d'Udekem d'Acoz (1973-01-20) 20 January 1973 (age 45) Uccle, Brussels, Belgium
Spouse	King Philippe of Belgium (m. 1999)
Issue	Princess Elisabeth, Duchess of Brabant Prince Gabriel Prince Emmanuel Princess Eléonore
House	d'Udekem d'Acoz
Father	Count Patrick d'Udekem d'Acoz
Mother	Countess Anna Maria Komorowska

Queen Mathilde of Belgium (born Jonkvrouw Mathilde d'Udekem d'Acoz on 20 January 1973) is the wife of King Philippe, who ascended the throne following the abdication of his father, King Albert II, on 21 July 2013. She is the first Belgian-born Queen of the Belgians.

Mathilde d'Udekem d'Acoz was born on 20 January 1973 in Ukkel, Belgium. Mathilde is the oldest of five children. The d'Udekem d'Acoz family were of aristocratic origins; her grandfather and her uncle were barons while she and her father were a part of the untitled nobility. Mathilde grew up at the family estate, Losange Castle in Villers-la-Bonne-Eau (), Bastogne.

Mathilde's father was Count (formerly Jonkheer) Patrick d'Udekem d'Acoz (Uccle, 28 April 1936 – Ottignies-Louvain-la-Neuve, 25 September 2008), son of Baron Charles d'Udekem d'Acoz (Ghent, 8 March 1885 – Proven, 7 December 1968), who was of Belgian noble ancestry; her mother is Countess Anna Maria Komorowska (born 24 September 1946 in Białogard, Poland), daughter of Count Leon Michael Komorowski (Siedliska, 14 August 1907 – 1992) and Polish Princess Zofia María Sapieha of Krasiczyn, Clan Lis (Bobrek, 10 October 1919 – Herstal, 14 August 1997). The Komorowski family is well known for Count Tadeusz Bór-Komorowski (1895–1966), Polish Commander-in-Chief and Prime Minister of the Polish government-in-exile and for former President of Poland Bronisław Komorowski.