Around the world, Улук (Улук 
, Uluk 
) is quite a rare dominantly male, but uncommonly girly first name. The first name Улук is habitual in Kyrgyzstan, where it is quite a common dominantly boy's, but uncommonly female name, Kazakhstan, where it is a very rare epicene name, and Indonesia, where it is a very rare male name. Measured by absolute frequency, it is commonest in Kyrgyzstan, Indonesia, and India. Also, Улук is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Улук | Russia, Ukraine, Kyrgyzstan, Kazakhstan |
| Uluk | Germany, Malaysia, Turkey, India, Indonesia |