HAHN (Simon Frederick), a celebrated German historian. At ten years of age he was not only far advanced in the Latin, but understood several living languages. Four years after, he pronounced a speech on the origin of the cloyster at Bergen, the place of his birth, which was printed with some other pieces; and in 1708 he published a Continuation of Meibomius's Chronicle of Bergen. After having for several years given public lectures at Hall, he became, at the age of 24, professor of history at Helmsadt; and was at length counsellor, historiographer, and librarian, to the king of Great Britain, elector of Hanover. He died in 1729, aged 37. — Besides the above, and some other works, he wrote, 1. The first volume of the History of the Empire. 2. Collectio monumentorum veterum et recentium ineditorum, 2 vols 8vo.