Sussex Archaeological Society
| Abbreviation | SAS |
|---|---|
| Formation | 18 June 1846 |
| Founder | Mark Antony Lower, William Henry Blaauw and William Figg |
| Founded at | Lewes, England |
| Type | Archaeological society |
| Legal status | Active |
| Purpose | Researching and preserving the history and archaeology of East and West Sussex |
| Headquarters | Lewes, England |
| Location |
|
| Coordinates | 50°52′44″N 0°00′37″E / 50.87889°N 0.01028°E |
Region served | East Sussex and West Sussex |
| Services | Archaeological excavations, talks, conferences, research facilities at its library |
| Fields | Archaeology, History |
Official language | English |
Secretary General | Andrew Edwards (Chief Executive) |
Chief Executive | Andrew Edwards |
Main organ | Sussex Archaeological Collections (journal) |
| Funding | National Lottery Heritage Fund, British government's Culture Recovery Fund |
| Website | https://sussexpast.co.uk/ |
The Sussex Archaeological Society is an organisation dedicated to researching and preserving the history and archaeology of the English counties of East Sussex and West Sussex. It manages six historic sites, including Lewes Castle and Fishbourne Roman Palace.