Surname ซัมซู (Samsu 
, Samsoo 
, ซัมซู ) , in the entire world, is a common family name. The cognomen ซัมซู is habitual in Oman, where it is quite a rare surname, Brunei, and Qatar. In absolute terms, it is the most numerous in Indonesia, Malaysia, and Saudi Arabia. Also, ซัมซู is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Samsu | Malaysia, Bangladesh, Indonesia, India, Saudi Arabia |
| Samsoo | Thailand, Indonesia, India, Canada, United Kingdom |
| ซัมซู | Thailand |