Qatar Gaz () is a village in Keybar Rural District of Jolgeh Zuzan District in Khaf County, Razavi Khorasan province, Iran.
At the time of the 2006 National Census, the village's population was 431 in 101 households. The following census in 2011 counted 428 people in 113 households. The 2016 census measured the population of the village as 459 people in 133 households.