Last name Sính (Sính 
) , across the world, is a very rare surname. The last name Sính is habitual in South-eastern Asia, particularly Vietnam, where it is a very rare surname. Also, Sính is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sính | Vietnam |
| vĩnh sính (b. 1944) |
|