Family name กิจจาพงศ์ (Kitjapong 
, Kijjapong , กิจจาพงศ์ ) , all over the world, is an extremely rare surname. The last name กิจจาพงศ์ is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname. More prevalently, กิจจาพงศ์ is the forename as well as the last name.