Wiang Kalong (, , ) is a muban (village) and tambon (subdistrict) of Wiang Pa Pao District, in Chiang Rai Province, Thailand. In 2005 it had a population of 9,572 people. The tambon contains 15 villages.
The name "Wiang Kalong" literally means "the city where a crow got lost". According to local legend, an albino mother crow once laid five eggs. One day, she flew off in search of food and accidentally entered a lush, fertile city. The place was so abundant that she became lost and never returned. Since then, the area has been known as "Wiang Kalong".