S. E. Jacques Viot (25 August 1921 – 4 July 2012) was a French academic and diplomat.
The son of Edmond Viot, a civil servant, he was educated at Lycée Louis-le-Grand before attending ENS Paris.
Formerly a lecturer at the University of Dublin and a professor of ENA in Paris, he served as French Ambassador to the United Kingdom from 1984 until 1986, before being granted the title of .
In 1950 he married Jeanne de Martimprey de Romécourt.