| Tau Delta Phi | |
|---|---|
| ΤΔΦ | |
 | |
| Founded | June 22, 1910 City College of New York |
| Type | Social |
| Affiliation | NIC |
| Status | Active |
| Scope | National |
| Colors | Navy blue and White |
| Symbol | Pyramid |
| Flower | White Chrysanthemum |
| Publication | The Pyramid |
| Chapters | 5 |
| Headquarters | 1050 Connecticut Avenue NW, Suite 500 Washington D.C. 20036 United States |
| Website | taudelt.net |
Tau Delta Phi (ΤΔΦ), whose members are commonly known as Tau Delts, is a national social fraternity founded on June 22, 1910, in New York City. Since its inception, dozens of chapters have been founded and thousands of men initiated its membership. Today, the Tau Delta Phi fraternity operates five active chapters and colonies located primarily in the northeastern United States.