What is Stéphanie, Hereditary Grand Duchess of Luxembourg?
{{Infobox royalty | name = Stéphanie | title = [[Grand Duchess of Luxembourg|Hereditary Grand Duchess of Luxembourg]] | spouse = {{marriage|[[Guillaume, Hereditary Grand Duke of Luxembourg]]| 19 October 2012}} | issue = Prince Charles of Luxembourg Prince Francois of Luxembourg | father = [[Philippe de Lannoy|Count Philippe de Lannoy]] | mother = [[Alix de Lannoy|Alix della Faille de Leverghem]] | birth_date = {{Birth date and age|1984|2|18|df=y}} | birth_place = [[Ronse]], [[East Flanders]], Belgium | caption = The Hereditary Grand Duchess in 2013 | house = Lannoy (by birth) Luxembourg-Nassau (by marriage) Bourbon-Parma (agnatic) | death_date = | death_place = | place of burial = | image = Arvstorhertiginnan Stéphanie av Luxemburg.jpg | birth_name = Countess Stéphanie Marie Claudine Christine de Lannoy |religion=Roman Catholic}} '''Princess Stéphanie, Hereditary Grand Duchess of Luxembourg, Princess of Nassau, Princess of Bourbon-Parma'''(born '''Countess Stéphanie de Lannoy''' on 18 February 1984), is the wife of [[Hereditary Grand Duke Guillaume]], [[heir apparent]] to the throne of [[Luxembourg]]. She became engaged to the Hereditary Grand Duke on 26 April 2012 and married him, in a civil ceremony, on 19 October 2012, followed by a religious service the next day. The couple have two sons [[Prince Charles of Luxembourg (born 2020)|Prince Charles]] of Luxembourg was born 10 May 2020 at Grand Duchess Charlotte Maternity Hospital, Luxembourg City.<ref>{{Cite web|title=BREAKING: Hereditary Grand Duchess of Luxembourg gives birth to her first child – a son|url=https://royalcentral.co.uk/features/breaking-hereditary-grand-duchess-of-luxembourg-gives-birth-to-her-first-child-a-son-142364/|date=2020-05-10|website=Royal Central|language=en-GB|access-date=2020-05-10}}</ref><ref>{{Cite web|url=https://luxtimes.lu/luxembourg/40646-luxembourg-royal-baby-boy-born-on-sunday|title=Luxembourg royal baby boy born on Sunday|website=lu