Last name Sai Hong (Sai Hong 
) , across the world, is a very rare cognomen. The last name Sai Hong is characteristic of South-eastern Asia, particularly Malaysia, where it is a rare surname. More frequently, Sai Hong is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sai Hong | China, United States, Malaysia, Hong Kong, Singapore |