Last name ขวัญแก้ว (Kwankaew 
, Khwankaew , ขวัญแก้ว) , around the globe, is quite a rare surname. The family name ขวัญแก้ว is characteristic of South-eastern Asia, particularly Thailand, where it is quite a rare surname, and Malaysia, where it is a very rare surname. Much less frequently, ขวัญแก้ว is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kwankaew | Malaysia, United Kingdom, Thailand, United States |
| Khwankaew | United States, Thailand |
| Khwankeaw | Thailand |
Khanwaew, Khuankaew, Khuenkaew, Khwancawin, Khwankaeo, Khwankaw, Khwankea, Khwankeao, Khwankeeo, Khwankoaw, Khwankwae, Khwonkaew, Khwuankaew, Khwuankeaw, Khwungaew, Kwankaeo, Kwankeao, Kwankeaw, Kwankeew, Kwankeo, Kwankeua, Kwankeuw, Kwankhaew, Kwankuae, Kwankwao, Kwuankaew, and Kwunkaew
| ขวัญแก้ว วัชโรทัย (b. 1928) |
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