Cognomen Uni (Uni 
, Union , Uno 
) , in the world, is a common surname. The last name Uni is habitual in Malaysia, where it is quite a common surname, El Salvador, where it is quite a rare surname, and Indonesia. Measured by absolute frequency, it is the most numerous in Indonesia, India, and Malaysia. Also, Uni is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Uni, Union | Spain, Indonesia, Malaysia, Democratic Republic of the Congo, India |
| Uno | Nigeria, Spain, Indonesia, Malaysia, India |
| 雲丹 | China |
|
louis uni French strongman, FR (b. 1862) |
|
| dominique uni French politician, FR (b. 1955) |
|
|
| dj uni ES |
|
|
| shigehiko uni |
|