Haydon Warren-Gash (born 8 August 1949) is a retired British diplomat, and a noted lepidopterist who has described several new species.
Haydon Boyd Warren-Gash was educated at Sidney Sussex College, Cambridge. He joined the Foreign and Commonwealth Office (FCO) in 1971 and after language training at SOAS served at Ankara, Madrid and Paris as well as at the FCO. He was deputy High Commissioner at Nairobi 1991âÂÂ1994; head of the Southern Europe department at the FCO 1994âÂÂ1997; Ambassador to Côte dâÂÂIvoire, Niger, Burkina Faso and Liberia 1997âÂÂ2001 (during which he had to deal with a crisis when four Britons were among a group taken hostage by Liberian rebels); Ambassador to Morocco and Mauritania 2002âÂÂ2005; and Ambassador to Colombia 2005âÂÂ2008.
Warren-Gash is a lepidopterist. While he was ambassador to Colombia he was accused of collecting rare butterflies without a licence, which he denied. He has described the following species:
Various species are named after Warren-Gash: