Last name Cải (Cải 
) , all over the world, is a rare cognomen. The surname Cải is habitual in South-eastern Asia, particularly Vietnam, where it is a rare surname. Likewise, Cải is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Cải | Vietnam |
| điểu văn cải Vietnamese partisan, VN (b. 1948) |
|