Tristan Keuris
Tristan Keuris ( born October 3, 1946 in Amersfoort, † 15 December 1996, Amsterdam ) was a Dutch composer.
He received his first lessons in composition and music theory at the Music School in Amersfoort. 1962 Start studying at the Utrecht Conservatory in composition with Ton de Leeuw. He then worked as a lecturer in music theory at the Conservatory in Groningen, later also of composition at the Conservatory of Hilversum and Utrecht.