Royal Profile: Countess Eloise van Oranje-Nassau, Jonkvrouwe van Amsberg

Countess Eloise Beatrix Sophie Laurence van Oranje-Nassau, Jonkvrouwe van Amsberg was born 8 June 2002 as the eldest child of Prince Constantijn & Princess Laurentien. She has one younger brother and a younger sister{Source}:

1. Count Claus-Casimir of Oranje-Nassau, Jonkheer van Amsberg (2003)
2. Countess Leonore of Oranje-Nassau, Jonkvrouwe van Amsberg (2006)

Her godparents are{Source}:

1. Crown Prince Haakon of Norway (friend of her father's)
2. Prince Johan Friso of the Netherlands (paternal uncle)
3. Princess María Carolina de Bourbon de Parme (paternal 1st cousin 1x removed-her father's first cousin)
4. Mrs. Sophie van de Wouw (friend of her mother's)

Countess Eloise grew up with her parents, her brother and her sister in Brussels, Belgium, until 2014, when her parents relocated their family to The Netherlands.

By Royal Decree of 11 May 2001, nr. 227 is determined that all children of Prince Constantijn of the Netherlands will bear the title of Count (Countess) of Orange-Nassau and the honorific Jonkheer (Jonkvrouwe) van Amsberg, and have the surname Van Oranje-Nassau van Amsberg. The titles are hereditary in male lineage {Source}.

She was named:

Eloise: Likely a name her parents liked
Beatrix: For her paternal grandmother
Sophie: for her godmother, Sophie van de Wouw
Laurence: no idea