Henri Coandă
Henri Marie Coandă (7 June 1886 – 25 November 1972) was an inventor, aerodynamics pioneer and builder of an experimental aircraft from Romania.  The Coandă-1910, made by Coanda is sometimes considered to be first jet. This information has also created controversies. He invented a number of devices, he also designed "flying saucer" and discovered the Coandă effect of fluid dynamics. During World War 2, he lived in occupied France.