Hans Kox (1930-2019), whose father was a choral conductor and organist, studied piano with Jaap Spaanderman in Amsterdam from 1948 to 1951 and composition with Henk Badings from 1951 to 1955.
In 1953 he made his debut as a composer at the Gaudeamus Foundation with a string trio. From 1957 to 1970 he was the director of the music school in Doetichem, from 1970 to 1974 advisor to the Noordhollands Philharmonisch Orkest (Haarlem) and from 1974 to 1984 he taught composition at the Utrecht Conservatory.
Hans Kox received many composition commissions, both from within the Netherlands and abroad (a.o. from the Concertgebouw Orchestra, Cultuurfonds Buma, the Dutch government; from Germany, Belgium, Venezuela and the United States). For the International Scheveningen Music Competition 1987 Kox wrote the compulsory work Le Songe du Vergier, for cello and orchestra. The oratorio Sjoah dates from 1989, for soloists, choir and orchestra. To commemorate forty years of liberation, Kox composed the Anne Frank Cantata (A Child of Light), which premiered on 4 May 1985. This work belongs to the war triptych consisting of In those Days, Requiem for Europe and the Anne Frank Cantata. He also wrote operas, including Dorian Gray and Das grüne Gesicht, the cantata Credo quia absurdum, six symphonies and the violin and cello concertos. His compositions are regularly performed n the Netherlands and abroad.
Kox received various prizes, including the 1954 Preludium and Fugue prizes at the International Organ Competition in Haarlem; 1956 the Cultural Prize of the Municipality of Arnhem and the Music Prize of the Municipality of Amsterdam; 1959 the Visser-Neerlandia Prize for his First Symphony; 1970 the Prix Italia for In Those Days and 1974 the first prize of the Rostrum of Composers for L’Allegria.