| Official Name: | Rocky Run Township |
| Settlement Type: | Township |
| Image Map1: | Map of Illinois highlighting Hancock County.svg |
| Mapsize1: | 150px |
| Map Caption1: | Hancock County's location in Illinois |
| Subdivision Type: | Country |
| Subdivision Type1: | State |
| Subdivision Type2: | County |
| Subdivision Name2: | Hancock |
| Established Title: | Established |
| Established Date: | November 6, 1849 |
| Unit Pref: | Imperial |
| Area Total Sq Mi: | 39.87 |
| Area Land Sq Mi: | 36.68 |
| Area Water Sq Mi: | 3.19 |
| Area Water Percent: | 8.00 |
| Population As Of: | 2010 |
| Population Density Sq Mi: | 4.3 |
| Elevation M: | 146 |
| Elevation Ft: | 479 |
| Coordinates: | 40.2453°N -91.4383°W |
| Timezone: | CST |
| Utc Offset: | -6 |
| Timezone Dst: | CDT |
| Utc Offset Dst: | -5 |
| Postal Code Type: | ZIP codes |
| Postal Code: | 62373, 62379 |
| Blank Name: | FIPS code |
| Blank Info: | 17-067-65234 |
| Pop Est As Of: | 2016 |
| Pop Est Footnotes: | [1] |
| Population Est: | 154 |
Rocky Run Township was a township in Hancock County, Illinois, USA. As of the 2010 census, its population was 158 and it contained 60 housing units.[2] In November 2016, the township voted to merge with Wilcox Township due to low population. It is now part of Rocky Run-Wilcox Township.[3]
According to the 2010 census, the township has a total area of, of which (or 92.00%) is land and (or 8.00%) is water.[2]
The township contains these four cemeteries: Crenshaw, Fletcher, Mount Vernon Missionary Baptist and Oak Valley Missionary.Daugherty