Leopold III was King of the Belgians from 23 February 1934 until his abdication on 16 July 1951. At the outbreak of World War II, Leopold tried to maintain Belgian neutrality, but after the German invasion in May 1940, he surrendered his country, earning him much hostility, both at home and abroad.
Albert I was King of the Belgians from 23 December 1909 until his death in 1934. He is popularly referred to as the Knight King or Soldier King in Belgium in reference to his role during World War I.
Baudouin was King of the Belgians from 17 July 1951 until his death in 1993. He was the last Belgian king to be sovereign of the Congo, before it became independent in 1960 and became the Democratic Republic of the Congo.
The monarchy of Belgium is the constitutional and hereditary institution of the monarchical head of state of Belgium. As a popular monarchy, the Belgian monarch uses the title king/queen of the Belgians and serves as the country's head of state and commander-in-chief of the Belgian Armed Forces.
Ferdinand I was Prince of Bulgaria from 1887 to 1908 and Tsar of Bulgaria from 1908 until his abdication in 1918. Under his rule Bulgaria entered the First World War on the side of the Central Powers in 1915.
Philippe is King of the Belgians. He is the eldest child of King Albert II and Queen Paola. He succeeded his father upon the former’s abdication for health reasons on 21 July 2013. He married Mathilde d'Udekem d'Acoz in 1999, with whom he has four children. Their eldest child, Princess Elisabeth, is first in the line of succession.
Prince Laurent of Belgium is the second son and youngest child of King Albert II and Queen Paola, and younger brother of King Philippe. Currently, he is 14th in the Belgian line of succession. He had been as high as third in line, but the constitution was amended in 1991 to extend an equal right of succession to women, putting him behind his sister, Princess Astrid, and her descendants.
Paola Margherita Maria-Antonia Consiglia Ruffo di Calabria is a member of the Belgian royal family who was Queen of the Belgians during the reign of her husband, King Albert II, from 9 August 1993 to 21 July 2013.
Fabiola Fernanda María-de-las-Victorias Antonia Adelaida de Mora y Aragón was Queen of the Belgians as the wife of King Baudouin from their marriage in 1960 until his death in 1993. The couple had no children, as all five of Fabiola's pregnancies resulted in miscarriage, so the Crown passed to her husband's younger brother, King Albert II.
Mathilde Marie Christine Ghislaine Countess d'Udekem d'Acoz is Queen of the Belgians as the wife of King Philippe. She is the first native-born Belgian queen, and has four children. She formerly worked as a speech therapist. She is involved with a range of organisations which address social issues including education, child poverty, intergenerational poverty, the position of women in society and literacy.
Prince Charles, Count of Flanders was a member of the Belgian royal family who served as regent of Belgium from 1944 until 1950, while a judicial commission investigated his elder brother, King Leopold III of Belgium, as to whether he betrayed the Allies of World War II by an allegedly premature surrender in 1940 and collaboration with the Nazis during the occupation of Belgium. Charles' regency ended when Leopold was allowed to return to Belgium. Shortly after returning and resuming his monarchical duties, Leopold abdicated in favour of his son, Baudouin.
Elisabeth of Bavaria was Queen of the Belgians from 23 December 1909 to 17 February 1934 as the wife of King Albert I, and a duchess in Bavaria by birth. She was the mother of King Leopold III of Belgium and of Queen Marie-José of Italy, and grandmother of kings Baudouin and Albert II of Belgium, and Grand Duchess Joséphine-Charlotte of Luxembourg.
Prince Lorenz of Belgium, Archduke of Austria-Este is a member of the Belgian royal family as the husband of Princess Astrid of Belgium. He is the head of the House of Austria-Este, a cadet branch of the House of Habsburg-Lorraine; he has held this position since 1996.
Princess Delphine of Belgium, known previously as JonkvrouwDelphine Boël, is a Belgian artist and member of the Belgian royal family. She is the daughter of King Albert II of Belgium with Baroness Sybille de Selys Longchamps, and the half-sister of King Philippe of Belgium. On 1 October 2020, she was lawfully recognised as Princess of Belgium with the style "Her Royal Highness". Earlier, she had belonged to the Belgian titled nobility and was legally Jonkvrouw.
Baroness Sybille de Selys Longchamps is a Belgian noblewoman. She is the former mistress of King Albert II, with whom she has a daughter, Princess Delphine.
Prince Philippe of Belgium, Count of Flanders, was the third born and second surviving son of King Leopold I of Belgium and Louise d'Orléans. He was the brother of Leopold II of Belgium and Empress Carlota of Mexico.
Prince Baudouin of Belgium was the first child and eldest son of Prince Philippe, Count of Flanders, and his wife, Princess Marie of Hohenzollern-Sigmaringen. After Baudouin's death, his younger brother eventually became heir presumptive after the death of their father, and later succeeded their uncle Leopold II as Albert I of Belgium.
This is a family tree of the Kings of the Belgians, hereditary, constitutional monarchs of Belgium as defined by the Belgian Constitution.
Princess Joséphine-Charlotte of Belgium was the Grand Duchess of Luxembourg as the wife of Grand Duke Jean. She was the first child of King Leopold III of Belgium, and sister of the late King Baudouin and former King Albert II and aunt of King Philippe. She was also the first cousin of King Harald V of Norway, second cousin of Queen Margrethe II of Denmark, and a paternal third cousin of Queen Elizabeth II of the United Kingdom.
