Rankuh District (Persian: بخش رانکوه) is in Amlash County, Gilan province, in northwestern Iran. Its capital is the city of Rankuh.

At the 2006 National Census, its population was 16,392 in 4,619 households. The following census in 2011 counted 15,379 people in 4,947 households. At the latest census in 2016, the district had 14,804 inhabitants in 5,357 households.

Rankuh District Population

Administrative Divisions	2006	2011	2016
Kojid RD	903	841	879
Shabkhus Lat RD	11,201	9,496	8,978
Somam RD	3,332	2,818	2,793
Rankuh (city)	956	2,224	2,154
Total	16,392	15,379	14,804
RD = Rural District