Cognomen Bihy (Bihy 
) , in the world, is a very rare family name. The last name Bihy is habitual in Germany, where it is a very rare surname, Egypt, and Mexico, where it is an extremely rare surname. Not in comparison with a country's population, it is commonest in Egypt, Germany, and the United States. Much less frequently, Bihy is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Bihy | Germany, Mexico, Egypt, United States |