Last name เพชรสังฆาต (เพชรสังฆาต 
, Pectthong , Petchamrus ) , throughout the world, is a rare cognomen. The surname เพชรสังฆาต is characteristic of South-eastern Asia, particularly Thailand, where it is a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Petchamrus, Pectthong, Petchsanghan, เพชรสังฆาต | Thailand |
Bhetpangun, Petchakat, Petchamras, Petcharangkoon, Petcharug, Petchausavanil, Petchrong, Petchsang, Pethassanayathin, Pethsang, Pethsum, Petmang, Petpangun, Petrauntong, Petrong, Pheclamnum, Phetchagun, Phetchamrus, Phetcharux, Phetchsang, Phetrsang, Phetsalath, Phetsang, Phetsanghan, Phetsangharn, Phetsangkat, Phetsangkhat, Phetsangkhun, Phetsangkrit, Phetsombath, Phetsongcram, and Phetthangthongthai