Georgius is a masculine given name, the Latin form of the Greek name Γεώργιος Georgios; its English equivalent is George. Notable people with the name include:
- Georgius Choeroboscus (7th century), Greek educator
- Georgius Tzul (11th century), Khazar warlord
- Georgius Merula (c. 1430–1494), Italian humanist and classical scholar
- Georgius Agricola (1494–1555), German scholar and scientist, and the 'father of mineralogy'
- Georgius Calixtus (1586–1656), German Lutheran theologian
- Georgius (1891-1970), French songwriter & actor