Globally, Ukku (Ukku 
) is a rare unisex forename. The forename Ukku is characteristic of Indonesia, where it is a very rare masculine name, and India, where it is an extremely rare epicene name. Likewise, Ukku is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Ukku | Turkey, Indonesia, Philippines, Nigeria, India |
| ukku banda wijekoon Sri Lankan diplomat (1934-2016), LK (b. 1934) |
|