Mohammadabad-e Arab (Persian: محمدابادعرب)[a] is a village in Behnamarab-e Jonubi Rural District of Javadabad District of Varamin County, Tehran province, Iran.

At the time of the 2006 National Census, the village's population was 2,078 in 500 households.

[5] The 2016 census measured the population of the village as 1,965 people in 581 households.

It was the most populous village in its rural district.

This Varamin County location article is a stub.