Qarah Khan Beyglu (Persian: قره خان بيگلو) is a village in, and the capital of, Darrehrud-e Jonubi Rural District of Darrehrud District of Ungut County, Ardabil province, Iran.

At the 2006 census, its population was 990 in 192 households, when it was in Angut-e Gharbi Rural District of the former Angut District of Germi County. The following census in 2011 counted 1,149 people in 317 households. The latest census in 2016 showed a population of 922 people in 267 households.

In September 2019, the district was separated from the county in the establishment of Ungut County, which was divided into two districts of two rural districts each, with Angut as its capital and only city.