| Birth Date: | 10 August 1797 |
| Children: | Teodoro Cottrau |
Guillaume Louis Cottrau (10 August 1797 in Paris – 31 October 1847 in Naples) was a French composer and music publisher.[1]
Arrived in Naples with his father who served Joachim Murat, the King of Naples, Cottrau undertook the publication of Italian: Passatempi musicali, a collection of Neapolitan songs, some of his compositions. Thanks to this, the genre crossed the borders of the kingdom and reached great diffusion and popularity abroad.
One of his themes was taken up by Franz Liszt for his French: [[Tarentelle (Liszt)|Tarentelle napolitaine]] included in the French: [[Années de pèlerinage]].
Guglielmo was the father of composer Teodoro Cottrau.[2]