Surname Siwari (Siwari 
) , all around the world, is a very rare last name. The last name Siwari is habitual in Tanzania, where it is a very rare surname, and India, where it is an extremely rare surname. Also, Siwari is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Siwari | Tanzania, India, South Africa, Thailand |