All around the world, Сату (Satu 
, Сату 
) is a common unisex first name. The first name Сату is habitual in Finland, where it is quite a common feminine name, Turkey, and Guinea-Bissau, where it is quite a rare feminine name. Not in comparison with a country's population, it is the most numerous in India, Turkey, and Indonesia. Likewise, Сату is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Satu | Turkey, Indonesia, Finland, India, Bangladesh |
| Сату | Kazakhstan, Russia |