Josiah Quincy is the name of:
- Colonel Josiah Quincy I (1709-1784), Revolutionary War soldier
- Josiah Quincy II (1744-1775), American lawyer
- Josiah Quincy III (1772-1864), president of Harvard University (1829-1845), US representative (1805-1813), mayor of Boston (1823-1828)
This is a disambiguation page; that is, one that points to other pages that might otherwise have the same name. If you followed a link here, you might want to go back and fix that link to point to the appropriate specific page.