The first fountain pen was invented by Romanian Petrache Poenaru (1799-1875)Petrache Poenaru’s invention was patented in May 1827 on 25 May by the French Government.Poenaru invented the world`s first fountain pen while he was a student in Paris.He was a mathematician, physicist, engineer, inventor, teacher and organizer of the educational system.He was as well a politician, agronomist and zoo technologist, founder of the Philharmonic Society, the Botanical Gardens and the National Museum of Antiquities in Bucharest.The fountain pen was not Poenaru`s only achievement, as he also designed the national flag of Romania.