Peter of Dacia
Petrus von Dacia or Petrus de Dacia is the name of the following people:
- Peter von Dacia (~ 1235–1289), Swedish clergyman, see Peter von Dacien
- Petrus de Dacia (astronomer) (~ 1250– ~ 1310), Danish clergyman, astronomer and mathematician
- Petrus de Dacia (Rector) , Danish University Rector