Cognomen ถนอมรัก (Cherish 
, ถนอมรัก 
, Tanomrak ) , globally, is quite a rare last name. The family name ถนอมรัก is habitual in Nigeria, where it is a rare surname, Singapore, and Indonesia. In absolute terms, it is the most numerous in China, Nigeria, and Indonesia. More frequently, ถนอมรัก is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Cherish | Taiwan, Philippines, United States, Indonesia, China |
| ถนอมรัก, Tanomrak | Thailand |