Last name Yu-Ran (유란 
, Yu-Ran 
) , worldwide, is an extremely rare cognomen. Much more frequently, Yu-Ran is the forename as well as the last name. Parts of the name also exists independently as a last name Yu, and a last name Ran.
| VARIANT | COUNTRY |
|---|---|
| 유란 | South Korea |
| Yu-Ran | United States |