Josiah Quincy
Josiah Quincy is the name of the following people:
- Josiah Quincy I (1709–1784), American soldier
- Josiah Quincy II (1744–1775), American lawyer
- Josiah Quincy III (1772–1864), American politician, Mayor of Boston
- Josiah Quincy Jr. (1802–1882), American politician, Mayor of Boston
- Josiah Quincy (1859–1919) , American politician, Mayor of Boston
