Family name กิจติวงศ์ตกูล (กิจติวงศ์ตกูล 
) , all around the world, is an extremely rare surname. The cognomen กิจติวงศ์ตกูล is habitual in South-eastern Asia, particularly Thailand, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| กิจติวงศ์ตกูล | Thailand |