Last name Giles-Manni (Giles-Manni 
) , in the world, is an extremely rare surname. The last name Giles-Manni is habitual in Northern America, particularly the United States, where it is an extremely rare surname. Parts of the name also exists independently as a last name Giles, and a first name Manni.
| VARIANT | COUNTRY |
|---|---|
| Giles-Manni | United States |