Cognomen Leweni (Leweni 
) , in all the world, is a rare last name. The family name Leweni is characteristic of Fiji, where it is quite a common surname, the United Kingdom, where it is an extremely rare surname, and the United States. Very seldom, Leweni is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Leweni | India, United States, Fiji, United Kingdom |
| neumi leweni Fijian army officer and diplomat, FJ (b. 1957) |
|