Surname ถนอมพืช (ถนอมพืช 
) , in the world, is a very rare cognomen. The surname ถนอมพืช is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname. Much less frequently, ถนอมพืช is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| ถนอมพืช | Thailand |