Surname Ridzuwan (Ridzuwan 
) , worldwide, is a rare last name. The cognomen Ridzuwan is characteristic of South-eastern Asia, particularly Malaysia, where it is a rare surname, and Singapore. Likewise, Ridzuwan is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ridzuwan | United States, Malaysia, Singapore |