Cognomen Bächi (Bächi 
) , across the world, is a very rare last name. The surname Bächi is habitual in Switzerland, where it is a rare surname, and the United States, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Bächi | Switzerland, United States |
| rolf bächi (b. 1960) |
|