Senard was born into a family of landowners from
Côte d'Or. His ancestor, Jules-Alexandre-Benjamin Senard, was given the title of Count by the Pope. In his childhood, he was a cellist. He studied at the
École nationale d'administration. Senard began his career in foreign affairs in 1947. He covered
Europe and
NATO while in the press service. He worked for the Secretary General of Foreign Affairs from 1967 to 1969. He was
chief of protocol under
Georges Pompidou from 1969 to 1972. During her visit to
France in 1972, Queen
Elizabeth II was received by Senard at her provincial residence, Château de Lagoy near
Saint-Rémy-de-Provence. He then served as Ambassador to the
Netherlands. On 13 September 1974 in
The Hague, Senard was one of ten people held hostage by
Carlos the Jackal. He was held hostage for five days, including sixty hours without eating or drinking. Senard remained ambassador until 28 July 1976. Senard was subsequently appointed Ambassador of France to
Egypt, serving from 1976 to 1979, then serving as Inspector General of Foreign Affairs from 1979 to 1981. On 17 February 1981, he was appointed Ambassador of France to
Italy. However, his time at
Palazzo Farnese was brief due to his appointment as diplomatic advisor to the government of France on 4 November 1981. He was succeeded by Gilles Martinet, appointed on 19 November 1981. Senard continued his duties as diplomatic advisor until 18 November 1984. On 17 May 1983, he was charged with chairing the interministerial commission for cooperation with
West Germany. He officially retired on 24 November 1984. Jacques Senard died in
Arles on 22 September 2020 at the age of 100. ==Decorations==