Last name Landuy (Landuy 
) , worldwide, is an extremely rare cognomen. The surname Landuy is characteristic of Israel, where it is a very rare surname, and the United States, where it is an extremely rare surname. More frequently, Landuy is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Landuy | Philippines, Brazil, Israel, India, United States |