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Family name トイ (Toi
, Toy
, Toye
) , in all the world, is a common cognomen. The cognomen トイ is characteristic of Turkey, where it is quite a common surname, Antigua and Barbuda, and Macao, where it is quite a rare surname. Not in comparison with a country's population, it is commonest in Turkey, the United States, and Nigeria. Also, トイ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Toi | Japan, Nigeria, Vietnam, Indonesia, United States |
| Toy | Turkey, Nigeria, Vietnam, Indonesia, United States |
| Toye | Malaysia, Nigeria, Indonesia, United Kingdom, United States |
| トイ | Japan |