Joseph Mansion (1877–1937) was a Belgian philologist and a professor at the University of Liège.
[1] He wrote a doctorate in the field of classical philology, on gutturals in Ancient Greek.
In 1900 he won a travel scholarship which enabled him to pursue studies at the universities of Leipzig, Bonn, Berlin and Cambridge.
On 20 October 1904 he was appointed at the University of Liège to replace Oswald Orth in teaching comparative grammar of the Germanic languages, and historical grammar of English and German.
From 1908 he also taught comparative grammar of Greek and Latin, and Sanskrit language and literature.