Princess Margarita, Countess of Colorno
Princess Margarita Maria Beatriz of Bourbon-Parma, Countess of Colorno (born 13 October 1972), is the eldest daughter of Princess Irene of the Netherlands and Carlos Hugo, Duke of Parma, and is member of the Royal and Ducal House of Bourbon-Parma, as well of the Dutch Royal Family.
Princess Irene of Greece and Denmark
Princess Irene of Greece and Denmark( born 11 May 1942) is the youngest child and second daughter of King Paul of Greece and his wife Princess Frederika of Hanover.
She is the younger sister of Queen Sofía of Spain and of the deposed King Constantine II of Greece and maternal aunt of Felipe VI of Spain.
Princess Carolina, Marchioness of Sala
Princess Maria" Carolina" Christina of Bourbon- Parma, Marchioness of Sala( born 23 June 1974), is the fourth and youngest child of Princess Irene of the Netherlands and Carlos Hugo, Duke of Parma, and is a member of the Royal and Ducal House of Bourbon- Parma, as well as of the Dutch Royal Family.
Carlos Hugo, Duke of Parma
Carlos Hugo, Duke of Parma and Piacenza (8 April 1930 – 18 August 2010) was the head of the House of Bourbon-Parma from 1977 until his death.
Carlos Hugo was the Carlist pretender to the throne of Spain and sought to change the political direction of the Carlist movement through the Carlist Party, of which he was the official head during the fatal Montejurra Incident.
His marriage to Princess Irene of the Netherlands in 1964 caused a constitutional crisis in the Netherlands.
Prince Bernhard of Lippe-Biesterfeld
Prince Bernhard of Lippe-Biesterfeld (later Prince Bernhard of the Netherlands; German: "Bernhard Friedrich Eberhard
Leopold Julius Kurt
Carl Gottfried Peter Graf von Biesterfeld"; 29 June 1911 – 1 December 2004) was a Dutch prince who was the consort of Queen Juliana of the Netherlands; they were the parents of four children, including Princess Beatrix, who was Queen of the Netherlands from 1980 to 2013.
He belonged to the princely House of Lippe and was a nephew of the Principality of Lippe's
last sovereign Leopold IV.
From birth he held the title Count of Biesterfeld; his uncle raised him to princely rank with the style of Serene Highness in 1916.
He studied law and worked as an executive secretary at the Paris office of IG Farben.
In 1937 he married Princess Juliana of the Netherlands, and was immediately given the title Prince of the Netherlands with the style of Royal Highness.
Upon his wife's accession to the throne, in 1948 he became the prince consort of the Netherlands.
Although his private life was rather controversial, Prince Bernhard was still generally regarded as a popular figure by the majority of the Dutch for his performance as a combat pilot and his activities as a liaison officer and personal aide to Queen Wilhelmina during World War II, and for his work during post-war reconstruction.
During World War II, he was part of the London-based Allied war planning councils.
He saw active service as a Wing Commander (RAF), flying both fighter and bomber planes into combat.
He was a Dutch general and Supreme Commander of the Dutch Armed forces, involved in negotiating the terms of surrender of the German Army in the Netherlands.
For proven bravery, leadership and loyalty during his wartime efforts, he was appointed a Commander of the Military William Order, the Netherlands' oldest and highest honour.
After the war he was made Honorary Air Marshal of the Royal Air Force by Queen Elizabeth II of the United Kingdom.
In 1969, Bernhard was awarded the Grand Cross (Special Class) of the Order of Merit of the Federal Republic of Germany.
Bernhard helped found the World Wildlife Fund (later renamed World Wide Fund for Nature), becoming its first president in 1961.
In 1970 he established the WWF's financial endowment .
In 1954, he was a co-founder of the international Bilderberg Group, which has met annually since then to discuss corporate globalisation and other issues concerning Europe and North America.
He was forced to step down from both groups after being involved in the Lockheed Bribery Scandal in 1976.
Princess Barbara of Prussia
Princess Barbara of Prussia (2 August 192031 May 1994) was the only daughter and elder child of Prince Sigismund of Prussia and Princess Charlotte of Saxe-Altenburg.
She was a great-granddaughter of Frederick III, German Emperor and a great-great-granddaughter of Queen Victoria.
On 17 September 1952 she was legally adopted by her paternal grandmother, Princess Irene of Prussia ("née" Princess Irene of Hesse and by Rhine), a granddaughter of Queen Victoria.
Prince Henry of Prussia (1900–1904)
Prince Heinrich of Prussia,( 9 January 1900 – 26 February 1904), was the haemophiliac third son and youngest child of Prince Henry of Prussia and Princess Irene of Hesse and by Rhine, and thus a grandson of Frederick III, German Emperor on his father's side and a great- grandson of Queen Victoria through both his mother and father.
He died aged four.
Princess Irene, Duchess of Aosta
Princess Irene of Greece and Denmark( 13 February 1904 – 15 April 1974) was the fifth child and second daughter of Constantine I of Greece and his wife, the former Princess Sophie of Prussia.
She was a member of the royal families of Greece and Italy.
From 1941 to 1943 she was also officially Queen Consort of Croatia.
Prince Waldemar of Prussia (1889–1945)
Prince Waldemar William Louis Frederick Victor of Prussia( 20 March 1889 at Kiel – 2 May 1945 at Tutzing, Bavaria) was the eldest son of Prince Henry of Prussia and his wife, Princess Irene of Hesse and by Rhine.
Princess Irene of the Netherlands
Princess Irene of the Netherlands (Irene Emma Elisabeth; born 5 August 1939) is the second child of Queen Juliana of the Netherlands and Prince Bernhard of Lippe-Biesterfeld.
In 1964 she made a controversial catholic marriage in Rome to Carlos Hugo, Duke of Parma, for which she forfeited her place in the royal succession.
Since their 1980 divorce, she has espoused left-wing causes, including anti-nuclear campaigning, as well devising a personal philosophy about relations between man and nature.

Question: Where does Princess Irene Of The Netherlands's father work at?