In all the world, サチコ (Sachiko 
, サチコ , Satiko 
) is quite a rare largely feminine, but uncommonly male forename. The first name サチコ is habitual in Japan, where it is quite a rare largely girly, but infrequently male name, Hong Kong, where it is quite a rare feminine name, and the United States, where it is a rare girly name. In absolute terms, the name is most common in Japan, the United States, and Indonesia. Likewise, サチコ is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Sachiko | Indonesia, Japan, Taiwan, Brazil, United States |
| サチコ | Japan |
| Satiko | Japan, Brazil, India, United States, Nigeria |