Hyacinthe Jadin (April 27, 1776 – September 27, 1800) was a French composer who came from a distinguished musical family. His uncle Georges Jadin was a composer in Versailles and Paris, along with his father Jean Jadin, who had also played bassoon for the French Royal Orchestra. He was one of five musically gifted brothers, the most famous of which was Louis-Emmanuel Jadin.