Family name Genach (Genach 
) , across the world, is a very rare surname. The surname Genach is characteristic of Denmark, where it is a rare surname, Israel, where it is a very rare surname, and Italy. Measured by absolute frequency, it most frequently occurs in Italy, Brazil, and Denmark. Very seldom, Genach is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Genach | Brazil, Italy, Israel, United States, Denmark |