Cognomen اللويسي (Louissi 
, اللويسي 
) , all over the world, is quite a rare surname. The family name اللويسي is characteristic of Jordan, where it is quite a rare surname, the Democratic Republic of the Congo, and Morocco, where it is a rare surname. Much less frequently, اللويسي is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Louissi | Tunisia, Morocco, Italy, France, Democratic Republic of the Congo |
| اللويسي | Palestinian Territory, Jordan |
| هشام اللويسي Moroccan footballer, MA (b. 1976) |
|