Alypius was the name of a vicarius of Roman Britain, probably in the late 350s AD. He replaced Flavius Martinus after that vicarius' suicide. His rule is recorded is Ammianus XXIII 1, 3.

Alypius of Alexandria was a Greek writer on music who flourished c. 360"http://www.bartleby.com/65/al/Alypius.html Alypius". The Columbia Encyclopedia, Sixth Edition. 2001-05. URL accessed 2006-09-27..