Paul Giroud (6 June 1898 – 21 January 1989) was a French physician and biologist.

Born in Munet (Moulins), Allier, France he studied and worked at the Institut Pasteur[1] in Paris.

Meanwhile, he also travelled to the USSR, where he met Vladimir Barykin, who had developed a method of cultivating the agent of typhus for the preparation of a vaccine.

[2] After this discovery Giroud studied the rickettsioses[3] in Congo, Rwanda, Kenya and Ethiopia.

In 1956 he was elected member of the Académie de Médecine and in 1971 promoted to Commander of the Legion of Honour in the biological science section.