Guillaume Konsbruck (3 September 1909 – 3 October 1983) was a Luxembourgish military officer, politician, and manager of the steel company Arbed.
[3] Konsbruck served as aide de camp to Grand Duchess Charlotte during her exile in World War II.
After arriving in Bordeaux, Guillaume Konsbruck and his family were granted transit visas from the Portuguese consul Aristides de Sousa Mendes, in June 1940.
[4] Guillaume, along with his wife Nelly, and their sons Guy and Carlo, followed the Grand Ducal family through Coimbra and Lisbon.
Representing Prime Minister Pierre Dupong, he inspected the Grand Ducal Palace and several government buildings before taking part in conferences with Allied leaders in the country.