Family name Leechung (Leechung 
) , in the entire world, is a very rare last name. The last name Leechung is characteristic of Thailand, where it is a very rare surname, and the United States, where it is an extremely rare surname. More frequently, Leechung is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Leechung | China, Taiwan, Thailand, United States, India |