Karl Gustaf Ingvar Wixell[1] (7 May 1931[2] – 8 October 2011) was a Swedish baritone who had an active international career in operas and concerts from 1955 to 2003.

[5] He made his British debut during the Royal Swedish Opera's visit to the Edinburgh International Festival in 1959.

[6] Wixell returned with this company to Royal Opera House in 1960, and sang Guglielmo at Glyndebourne and at the Proms in 1962.

[8] Wixell ended his career in 2003 by singing the Music teacher in Richard Strauss's Ariadne auf Naxos at Malmö Opera.

Wixell died in Malmö on 8 October 2011,[9] aged 80, survived by his wife, Margareta, and his two daughters, Marit and Jette.