Sir Edgar Vincent, appointed Knight Commander of St Michael and St George in 1887, elevated to Baron in 1914 and Viscount in 1926, and succeeding as 16th Baronet in 1936, was financial adviser to the Egyptian government (1883-1889), governor of the Imperial Ottoman Bank (1889-1897), Conservative Member of Parliament for Exeter (1899-1906), chairman of the Central Control Board (Liquor Traffic) (1915-1920), and British ambassador in Berlin (1923-1926)
He was part of the Interallied Mission to Poland in 1920, during the Polish-Soviet War. Later this experience provided material for his book The eighteenth decisive battle of the world: Warsaw, 1920 (1931). His other writings include Alcohol - Its Action on the Human Organism (1918) and three volumes of memoirs called An Ambassador of Peace (1929 -1931).
He was a member of the Royal Society. He married Helen Venetia Duncombe in 1890. They were childless, and his titles became extinct when he died.