| Kohneh Jolgeh Rural District | |
| Native Name: | Persian: دهستان کهنه جلگه |
| Native Name Lang: | fa |
| Settlement Type: | Rural District |
| Pushpin Map: | Iran |
| Coordinates Footnotes: | [1] |
| Subdivision Type: | Country |
| Subdivision Name: | Iran |
| Subdivision Type1: | Province |
| Subdivision Name1: | North Khorasan |
| Subdivision Type2: | County |
| Subdivision Name2: | Maneh |
| Subdivision Type3: | District |
| Subdivision Name3: | Shirin Su |
| Seat Type: | Capital |
| Seat: | Kohneh Jolgeh |
| Unit Pref: | Metric |
| Population Density Km2: | auto |
| Timezone: | IRST |
| Utc Offset: | +3:30 |
Kohneh Jolgeh Rural District (Persian: دهستان کهنه جلگه) is in Shirin Su District of Maneh County, North Khorasan province, Iran. Its capital is the village of Kohneh Jolgeh,[2] whose population at the time of the 2016 National Census was 2,010 people in 467 households.[3]
In 2023, Maneh District of Maneh and Samalqan County was separated from the county in the establishment of Maneh County, and Kohneh Jolgeh Rural District was created in the new Shirin Su District.[2]