Sirvan County () is in Ilam Province, Iran. Its capital is the city of Lumar.
In 2013, Shirvan District was separated from Chardavol County in the establishment of Sirvan County, which was divided into two districts of two rural districts each, with Lumar as its capital and only city.
The county is populated by Kurds.
At the time of the 2016 National Census, the county had 14,404 inhabitants in 3,989 households.
Sirvan County's population and administrative structure are shown in the following table.