| Official Name: | Franklin Township |
| Settlement Type: | Township |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Indiana |
| Subdivision Type2: | County |
| Subdivision Name2: | Johnson |
| Government Type: | Indiana township |
| Leader Title: | Township Trustee |
| Leader Name: | Lydia J. Wales |
| Area Total Sq Mi: | 35.53 |
| Area Land Sq Mi: | 35.51 |
| Area Water Sq Mi: | 0.02 |
| Population As Of: | 2020 |
| Population Footnotes: | [1] |
| Population Total: | 21230 |
| Population Density Sq Mi: | 582.5 |
| Elevation Footnotes: | [2] |
| Elevation M: | 223 |
| Elevation Ft: | 732 |
| Coordinates: | 39.4844°N -86.0914°W |
| Blank Name: | FIPS code |
| Blank Info: | 18-25468[3] |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 453306 |
Franklin Township was one of nine townships in Johnson County, Indiana. As of the 2010 census, its population was 20,685 and it contained 8,503 housing units. Lydia J. Wales was elected as Franklin Township Trustee and began serving her first term on January 1, 2015[4] and was reelected to a second term beginning on January 1, 2019.
As of January 1, 2022, Franklin, Union, and Needham townships were merged into a single entity known as Franklin-Union-Needham Township ("FUN").[5]
Hopewell Presbyterian Church and Van Nuys Farm are listed on the National Register of Historic Places. The Franklin Township Trustee's office was relocated to 20 Circle Drive in Franklin in 2019. The trustee's office is primarily tasked with poor relief and fire protection for unincorporated areas within the township.
According to the 2010 census, the township has a total area of, of which (or 99.94%) is land and (or 0.06%) is water.[4]