John Brodribb Bergne (1800-1873) was an English official, numismatist and antiquary.
Bergne was born at Kensington, and entered the Foreign Office in January 1817. He was attached as clerk to the treaty department, of which he became superintendent in 1854. A trusted adviser of successive secretaries of state, his reputation was as an authority on matters connected with treaties. In 1865 he was a member of the commission appointed to revise the slave trade instructions. He remained the head of the treaty department till his death, early in 1873.
Bergne was also an antiquary and numismatist, one of the founders of the Numismatic Society, of which he was treasurer from 1848 to 1857, and then a vice-president, He was fellow of the Society of Antiquaries of London. As a numismatist, Bergne concentrated on Roman and English coins, his collection of which was dispersed at his death, when many were purchased for the British Museum. The following are his contributions to the Numismatic Chronicle from its first publication in 1838: