Henri d'Arbois de Jubainville

Marie Henri d'Arbois de Jubainville (5 December 1827 – 26 February 1910), was a French historian and philologist.

He was born at Nancy. In 1851 he left the École des Chartes with the degree of palaeographic archivist. He was placed in control of the departmental archives of Aube, and remained in that position until 1880, when he retired on a pension.

More informatiton on the Wikipedia page.