Waldemar Haffkine, Russian-Swiss bacteriologist and microbiologist (d. 1930)
Waldemar Mordechai Wolff Haffkine (Ukrainian: Володимир Мордехай-Вольф Хавкін; Russian: Мордехай-Вольф Хавкин; 15 March 1860 Odessa – 26 October 1930 Lausanne) was a bacteriologist born in Odessa, Russian Empire who later became a French citizen. He emigrated to France and worked at the Pasteur Institute in Paris, where he developed a cholera vaccine that he tried out successfully in India. He is recognized as the first microbiologist who developed and used vaccines against cholera and bubonic plague. He tested the vaccines on himself. Lord Joseph Lister named him "a saviour of humanity".He was appointed Companion of the Order of the Indian Empire (CIE) in Queen Victoria's 1897 Diamond Jubilee Honours. The Jewish Chronicle of that time noted "a Ukraine Jew, trained in the schools of European science, saves the lives of Hindus and Mohammedans and is decorated by the descendant of William the Conqueror and Alfred the Great."