Kurt Kunz was born on December 15, 1957, in St. Gallen, Switzerland. He studied sociology, social psychology, and ethnology at the University of Zurich and holds a Master degree. After working as a delegate of the International Committee of the Red Cross, he joined the Swiss Federal Department of Foreign Affairs in 1987 and completed his diplomatic training in Bern, Ottawa and Geneva.
From May 1989 to March 1993, Mr. Kunz was assigned as Second Secretary at the Embassy of Switzerland in Brazil. From April 1993 until November 1995, he served as First Secretary at the Embassy of Switzerland in Austria.
From December 1995 to December 1996, he was assigned to the staff of the Swiss Chairmanship of the Organization for Security and Cooperation in Europe, and later served as Head of the Euro-Atlantic Security Policy Section at the Foreign Ministry in Bern. In August 2000, he was appointed Deputy Head of the Swiss Mission to NATO in Brussels.
From March 2005 to June 2010, he served as Deputy Head of Mission at the Embassy of Switzerland in Spain and from July 2010 until October 2014, as Assistant Director General and Head of the Department for Cooperation with Eastern Europe at the Swiss Agency for Development and Cooperation (SDC) in Bern.
From November 2014 to August 2018, Mr. Kunz served as Ambassador of Switzerland to Colombia.
On 8 October 2018, Mr. Kunz handed over his Letter of Presentation to the Secretary General of ASEAN, Dato Lim Jock Hoi, and on 8 November 2018, he presented his Letters of Credence to President Joko Widodo accrediting him as Ambassador Extraordinary and Plenipotentiary of Switzerland to the Republic of Indonesia. On 28 February 2019, he presented his Letters of Credence to President Francisco Guterres Lú Olo, accrediting him as Ambassador Extraordinary and Plenipotentiary of Switzerland to the Democratic Republic of Timor-Leste.
He is married to Mrs. Monique Antoinette Kunz.