Surname Yusmadi (Yusmadi 
) , across the world, is a rare family name. The cognomen Yusmadi is characteristic of South-eastern Asia, particularly Malaysia, where it is a rare surname, Indonesia, and Singapore, where it is a very rare surname. Also, Yusmadi is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Yusmadi | Malaysia, Indonesia, Singapore, United States |