Surname Lum-Lung (Lum-Lung 
) , around the globe, is an extremely rare family name. The family name Lum-Lung is habitual in Northern America, particularly the United States, where it is an extremely rare surname. Parts of the name also exists independently as a last name Lum, and a last name Lung.
| VARIANT | COUNTRY |
|---|---|
| Lum-Lung | United States |