Last name ซุยจู (Suiju 
, ซุยจู , Suijoo ) , in all the world, is an extremely rare family name. The cognomen ซุยจู is characteristic of Southern Europe, particularly Spain, where it is an extremely rare surname. Predominantly, ซุยจู is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Suiju | Thailand, China, Spain, United States, Japan |
| ซุยจู, Suijoo | Thailand |
| Tsuiju | United States |