Sigma Society
| Sigma Society | |
|---|---|
| Σ | |
| Founded | 1880 Washington and Lee University |
| Type | Senior society |
| Affiliation | Independent |
| Status | Active |
| Scope | Local |
| Chapters | 1 |
| Nickname | Sigma, Washington Society |
| Headquarters | Lexington, Virginia United States |
The Sigma Society is a secret senior society at Washington and Lee University in Lexington, Virginia. Founded around 1880, it is the oldest society in operation at the university.