Cognomen Chong Leong (Chong Leong 
) , in the entire world, is a very rare family name. The family name Chong Leong is habitual in South-eastern Asia, particularly Singapore, where it is a rare surname, and Malaysia, where it is a very rare surname. More frequently, Chong Leong is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Chong Leong | Malaysia, Singapore, Australia |