John Thomas Dunn (chemist)

John Thomas Dunn (19 April 1858 – 3 January 1939) was an English analytical chemist. He was also a teacher and author. He became President of the Royal Society of Chemistry and received the highest honours his scientific colleagues could bestow.

He was Durham University's first Master of Science and subsequently became its first Doctor of Science. He was the founding principal of the Northern Polytechnic Institute in London. He later practised as an analytical and consulting chemist in North East England and was the public analyst for Newcastle upon Tyne, for the county of Northumberland and for several of the major industrial towns of the North East. He was a hereditary freeman of Newcastle upon Tyne. On his death he was described as "the Father of Tyneside Chemistry".