Cognomen Guenday (Guenday 
) , all around the world, is a very rare family name. The last name Guenday is characteristic of Germany, where it is a very rare surname, and India, where it is an extremely rare surname. Very seldom, Guenday is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Guenday | Germany, India, Philippines |