Family name ใจซื่อสมบูรณ์ (ใจซื่อสมบูรณ์, Jaisuisomboon 
) , throughout the world, is an extremely rare cognomen. The cognomen ใจซื่อสมบูรณ์ is characteristic of South-eastern Asia, particularly Thailand, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Jaisuisomboon | Thailand |