Surname Gy (Gy 
, ジー 
, غي 
) , in all the world, is a common last name. The cognomen Gy is characteristic of Myanmar, where it is quite a rare surname, Egypt, and Saudi Arabia. Not in comparison with a country's population, the name is most common in Myanmar, Egypt, and France. Also, Gy is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Gy | China, Egypt, Myanmar, Taiwan, France |
| ジー | Japan |
| غي | Yemen, Saudi Arabia |
| chrysologue de gy French astronomer, FR (b. 1728) |
|
|
| marta gy CH (b. 1911) |
|
|
| pierre-marie gy French priest (1922-2004), FR (b. 1922) |
|
|
| pierre gy French chemist, mathematician and statistician (1924-2015), FR (b. 1924) |
|
|
| srinivasa gy researcher |
|
|
| clémentine gy researcher |
|