| Delta Tau Delta | |
|---|---|
| ΔΤΔ | |
 | |
| Founded | October 1858 Bethany College |
| Type | Social |
| Affiliation | NIC |
| Status | Active |
| Scope | International |
| Colors | Royal Purple, , White and Yellow Gold |
| Flag |  |
| Flower | Purple Iris |
| Publication | The Rainbow The Crescent (until 1886) |
| Philanthropy | Breakthrough T1D |
| Chapters | 133 active |
| Members | 170,000 active |
| Nicknames | Delt DTD |
| Headquarters | 10000 Allisonville Road Fishers, Indiana 46038 United States |
| Website | delts.org |
Delta Tau Delta (ΔΤΔ) is a United States–based international Greek letter college fraternity.[1] Delta Tau Delta was founded at Bethany College, Bethany, Virginia, (now West Virginia) in 1858. The fraternity currently has around 130 collegiate chapters and colonies nationwide, with an estimated 10,000 undergraduate members and over 170,000-lifetime members.[2] Delta Tau Delta is informally referred to as "DTD" or "Delts."[3]
- ^ "Two Secret Societies United.; Delta Tau Delta And The Rainbow Society Join Hands" (PDF). The New York Times. 1885-03-28.
- ^ "History – Delta Tau Delta". Delta Tau Delta. Retrieved 15 February 2021.
- ^ Tropp, Gabrielle (2016-11-11). "Delta Tau Delta chapter officially returns". The Lafayette. Retrieved 2022-10-23.