Francis James Jackson (December 1770 – 5 August 1814) was a British diplomat, ambassador to the Ottoman Empire, Prussia and the United States.

Francis Jackson entered the diplomatic service aged only 16 and served as a Foreign Office clerk.

The Morning Post reported his death thus: On Friday evening died at Brighton, in the 44th year of his age, Francis James Jackson, Esq., late his Majesty's Envoy Extraordinary and Minister Plenipotentiary to the United States of America.Mr Jackson had the honour of serving his Majesty and his country from the early age of 16.

In the course of his professional life he was appointed Ambassador to the Ottoman Porte, and Accredited Minister to the Courts of Madrid and Berlin.

This long and honourable career of public service, under different Administrations, abundantly proves that the confidence of his Sovereign was justly placed, and bears ample testimony to his diplomatic talents, his private life, his domestic and affectionate habits, and his virtues as a son, a brother, a husband, a father, and a friend, will never be obliterated from the memory of his relatives and connections.– "Mr Jackson", The Morning Post, London, 11 August 1814