Phi Sigma Delta
| Phi Sigma Delta | |
|---|---|
| ΦΣΔ | |
| Founded | November 10, 1909 Columbia University |
| Type | Social |
| Former affiliation | NIC |
| Status | Merged |
| Merge date | 1970 |
| Successor | Zeta Beta Tau |
| Emphasis | Jewish |
| Scope | National |
| Member badge | |
| Colors | White and Purple |
| Publication | The Deltan |
| Chapters | 63 |
| Headquarters | United States |
Phi Sigma Delta (ΦΣΔ), colloquially known as Phi Sig, was an American collegiate fraternity established in 1909 with a predominantly Jewish membership at Columbia University. It eventually opened at least more than sixty chapters. Phi Sigma Delta merged with Zeta Beta Tau in 1970, retiring its original name.