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Cour grand-ducale

Book of congratulations

Trounwiessel - Message of congratulations to Grand Duke Henri and Grand Duke Guillaume

The Maison du Grand-Duc has opened an online congratulatory book for members of the public who wish to share a message with Their Royal Highnesses Grand Duke Henri and Grand Duke Guillaume on the occasion of the change of reign on 3 October 2025.

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  • Ana Paula , 03.10.2025

    "Felicidades e muita prospriedade para o futuro Grand Ducal, que o universo os siga ́na paz e amor co..."

  • Albuquerque , 03.10.2025

    " Langue vie au Grand-Duc. Felicitations!"

  • harsh , 05.10.2025

    "Congratulations to the royal couple. May your reign be comfortable, successful and peaceful !!!"
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You have the opportunity to share a message with the Grand Ducal Family. A selection of messages will be forwarded to them and might be kept in the Grand Ducal archives. If you wish, you can make your message public on this website according to the conditions indicated above. To find out more about the management of your data and to make use of your rights, you can refer to our Privacy Notice.

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