Worldwide, ประแจง (ประแจง 
) is a very rare dominantly girly, but infrequently boy's first name. The given name ประแจง is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare epicene name.
| VARIANT | COUNTRY |
|---|---|
| ประแจง | Thailand |
คันทะมาลา, and หิรัญรัตน์