Family name Letchu (Letchu 
) , in the entire world, is a very rare surname. The surname Letchu is characteristic of Singapore, where it is a rare surname, Malaysia, and India, where it is an extremely rare surname. Also, Letchu is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Letchu | Malaysia, Philippines, Singapore, United States, India |