Cognomen Thommo (Thommo 
) , in all the world, is a very rare surname. The family name Thommo is characteristic of Australia, where it is a rare surname, Thailand, where it is a very rare surname, and the United Kingdom, where it is an extremely rare surname. Much less frequently, Thommo is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Thommo | Australia, United States, Thailand, United Kingdom |