Count Gustaf Bonde af Björnö (8 October 1911 – 21 September 1977) was a Swedish diplomat.
Bonde was born on 8 October 1911 at Trolleholm Castle in Svalöv Municipality, Sweden, the son of Count Gustaf Trolle-Bonde (1868–1951) and Countess Henriette Falkenberg (1883–1932).
He became a second lieutenant in the Scanian Cavalry Regiment's (K 2) reserve in 1932 and graduated with an administrative degree (kansliexamen) in 1935.
[2] He was ambassador in Santiago from 1962 to 1965, in Rio de Janeiro from 1966 to 1970, in Tehran and Kabul from 1970 to 1973 and finally in Budapest from 1973 to 1977.
He married a second time in 1961 with Elisabeth Ljunglöf (born 1922), daughter of Captain Oscar Dyrssen and Maria Hallin.