Sir John Pettus (1613–1690) was an English royalist, politician and natural philosopher. Pettus was an expert on metallurgy and became a deputy governor of the royal mines in England and Wales under Charles I and II. He is known for the first English translation of the work of the German metallurgist Lazarus Ercker.
- Occupation
- politician
- Position held
- Member of Parliament in the Parliament of England, Member of the 1661-79 Parliament
- Citizenship
- Kingdom of England
- Born
- 1613
- Died
- 1685, 1690