Theodoricus
Theodoricus is the or a name of:
- Theodoricus (antipope) (until 1102), antipope
- Peter Theodoricus (also: Dietrich, Thiederich; 1580–1640), German legal scholar
- Sebastian Theodoricus (1520–1574), German mathematician
- Thierry of Chartres (Theodoricus Carnotensis; † around 1155), philosopher and theologian of the School of Chartres
- Teodorico Borgognoni (1205–1298), Dominican, Bishop of Bitonto and Cervia and surgeon.