Surname Đa T (Đa T 
) , throughout the world, is a very rare family name. The last name Đa T is characteristic of South-eastern Asia, particularly Vietnam, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Đa T | Vietnam |
La I Quô C, Tha Nh, Pha M Văn, Nguyê N, Huy Nh Quang, Pha M Tha Nh, Nguyê N Minh, and Nguyê N Tiê N