Alphonse Le Roy (French pronunciation: [alfɔ̃s lə ʁwa]; 1822–1896) was a professor at the University of Liège, in Belgium, who contributed over 150 entries to the Biographie Nationale de Belgique.
[1] He studied philosophy at Liège University, graduating at the age of 19, and after abandoning a law degree went on to qualify as a teacher.
[1] He taught at a secondary school in Tienen for a number of years from 1844, helping set up the Journal de l'Instruction publique in 1845.
On 12 September 1848 he married Marie-Françoise Elisa Delvaux (1818–1902).
[1] In 1850 he was appointed lecturer on logic and metaphysics at the University of Liège.