Family name Sihadi (Sihadi 
) , in the world, is a rare last name. The family name Sihadi is habitual in Malaysia, where it is a rare surname, Algeria, and South Africa. Measured by absolute frequency, this name is the most popular in Indonesia, South Africa, and Malaysia. Very seldom, Sihadi is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sihadi | Malaysia, India, South Africa, Indonesia, Algeria |