Family name Silmat (Silmat 
, สิลมัฐ 
) , in the world, is a very rare cognomen. The surname Silmat is characteristic of Thailand, where it is a rare surname, and Nigeria, where it is an extremely rare surname. Likewise, Silmat is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Silmat | Brazil, Spain, India, Nigeria, Pakistan |
| สิลมัฐ | Thailand |