Nonius
Nonius can refer to:
People[edit]
- Romans belonging to the Nonia gens
- Pedro Nunes (Latin: Petrus Nonius) (1502–1578), Portuguese astronomer and mathematician
Other[edit]
- Nonius (horse), a breed of horse
- Nonius (device), a precursor to the Vernier scale
- Nonius (crater), a lunar crater