- Svenska, tack! The Guillotine's Inventor 5/16/1997 Doctor Joseph Ignace Guillotin did not invent the guillotine; he merely recommended its use to the National Assembly. And it wasn't Doctor Antoine Louis either; he just constructed a new French version of the decapitation machine already being used in Germany and Italy. The French version was built in 1789 and was to become infamous during the ...magazine.magnus.se/artikele.asp?artikel=giljotin