Listen to Luxembourg [Le Wilhelmus - Hymne Grand-Ducal, "Two royal children in true love…"] (Grand Ducal) online. Luxembourg [Le Wilhelmus - Hymne Grand-Ducal, "Two royal children in true love…"] (Grand Ducal) is an English language song and is sung by Slovak Radio Symphony Orchestra. Luxembourg [Le Wilhelmus - Hymne Grand-Ducal, "Two royal children in true love…"] (Grand Ducal), from the album The Complete National Anthems of the World (2013 Edition), Vol. 6, was released in the year 2013. The duration of the song is 1:01. Download English songs online from JioSaavn.