Cognomen ชิดชาญกิจ (ชิดชาญกิจ 
) , across the world, is a very rare family name. The family name ชิดชาญกิจ is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| ชิดชาญกิจ | Thailand |
ธวัชชัย, and อุมาลักษณ์