Family name นุ้ยแก้ว (นุ้ยแก้ว, Nuihuaikaew 
) , around the globe, is a very rare surname. The cognomen นุ้ยแก้ว is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Nuihuaikaew | Thailand |