Harzandat-e Gharbi Rural District () is in the Central District of Marand County, East Azerbaijan province, Iran. Its capital is the village of Galin Qayah.
At the time of the 2006 National Census, the rural district's population was 6,194 in 1,633 households. There were 5,652 inhabitants in 1,818 households at the following census of 2011. The 2016 census measured the population of the rural district as 5,094 in 1,759 households. The most populous of its 13 villages was Galin Qayah, with 1,990 people.