Magister is Latin for "master" or "teacher". It may refer to:

Positions and titles Magister degree, an academic degree Magister novitium, Roman Catholic novice teacher Magister equitum, or Master of the Horse Magister militum, a master of the soldiers Magister officiorum (master of offices), a civilian post of the Roman Empire Magister palatii (Master of the Sacred Palace), a Roman Catholic curial position Magister, praefectus curiae, a house-master in medieval Europe

Aircraft Fouga Magister, a French training aircraft Miles Magister, a British training aircraft

Biology Neotoma magister, a species of pack rat Berryteuthis magister, a species of squid Metacarcinus magister, the Dungeness crab Sceloporus magister, a species of spiny lizard

People Dositheus Magister, 4th-century Roman scholar Thomas Magister, 14th-century Byzantine monk and scholar Magister Wigbold, 14th-century German pirate

Other Magister, a font designed by Aldo Novarese (1966) The Magister, a sourcebook for the Forgotten Realms setting of the Dungeons & Dragons RPG Magister (application), a Dutch school-administration application Master (software), originally Magister, the pseudonym of the Go software AlphaGo