Family name เสียมเพ็ชร (เสียมเพ็ชร 
) , globally, is a very rare last name. The family name เสียมเพ็ชร is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname. Very seldom, เสียมเพ็ชร is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| เสียมเพ็ชร | Thailand |
จิรารัตน์, and พงษ์ศักดิ์