In all the world, Telsy (Telsy 
) is a very rare predominantly feminine, but very seldom boy's first name. The forename Telsy is habitual in Costa Rica, where it is a rare feminine name, Indonesia, where it is a very rare feminine name, and India, where it is an extremely rare gender-neutral name. Much less frequently, Telsy is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Telsy | United States, India, Honduras, Indonesia, Costa Rica |