Surname Lethio (Lethio 
) , in the world, is a very rare cognomen. The cognomen Lethio is characteristic of Philippines, where it is a very rare surname, and the United States, where it is an extremely rare surname. Much less frequently, Lethio is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Lethio | India, Philippines, United States |