All around the world, ฟ้อย (Foi 
, ฟ้อย) is a rare mostly female, but uncommonly boy's first name. The first name ฟ้อย is characteristic of the Democratic Republic of the Congo, where it is a rare feminine name, Nigeria, where it is a very rare gender-neutral name, and Italy, where it is a very rare female name. Not in comparison with a country's population, it is the most numerous in the Democratic Republic of the Congo, India, and Nigeria. More frequently, ฟ้อย is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Foi | Tanzania, Italy, India, Democratic Republic of the Congo, Malaysia |