Regius may refer to: *

Regius Professor A Regius Professor is a university professor who has, or originally had, royal patronage or appointment. They are a unique feature of academia in the United Kingdom and Ireland. The first Regius Professorship was in the field of medicine, and ...

, "Royal" Professorships at the universities of Oxford, Cambridge, St Andrews, Glasgow, Aberdeen, Edinburgh and Dublin * Raphael Regius (c.1440–1520), Venetian humanist * Henricus Regius (1598–1679), Dutch philosopher and physician *

Codex Regius Codex Regius ( la, Cōdex Rēgius, "Royal Book" or "King's Book"; is, Konungsbók) or GKS 2365 4º is an Icelandic codex in which many Old Norse poems from the '' Poetic Edda'' are preserved. Thought to have been written during the 1270s, it ...

, Icelandic manuscript in which the Poetic Edda is preserved * Hippo Regius, ancient name of the modern city of Annaba, Algeria *

Titulus Regius ' ("royal title" in Latin) is a statute of the Parliament of England issued in 1484 by which the title of King of England was given to Richard III. The act ratified the declaration of the Lords and the members of the House of Commons a year earl ...

, 1483 statute of the Parliament of England, giving the title "King of England" to Richard III * Animal names: ** '' Argyrosomus regius'', Meagre, Shade-fish, Salmon-Basse or Stone Bass ** '' Hylodes regius'', frog of Brazil ** '' Phidippus regius'', Regal Jumping Spider ** '' Philautus regius'', frog of Sri Lanka ** '' Pseudorhabdosynochus regius'', a Monogenean ** '' Python regius'', python

See also