Surname Allétru (Allétru 
) , in all the world, is a very rare family name. The family name Allétru is characteristic of Western Europe, particularly France, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Allétru | France |
|
axel allétru French swimmer, FR (b. 1990) |
|
| joseph-marie allétru French politician, FR (b. 1972) |
|