- Packe, Christopher, 1728 or 1729-18001
- Packe, Christopher, active 1670-17111
- Peacock, Henry Barry.1
- Pechey, John, 1655-17161
- Perfect, William, 1737-1809, author1
- Philalethes, active 1719, author1
- Physical Society (Guy's Hospital)1
- Public Dispensary (Edinburgh, Scotland)1