| Official Name: | Gillam Township |
| Settlement Type: | Township |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Indiana |
| Subdivision Type2: | County |
| Subdivision Name2: | Jasper |
| Government Type: | Indiana township |
| Area Total Sq Mi: | 38.23 |
| Area Land Sq Mi: | 38.23 |
| Area Water Sq Mi: | 0 |
| Area Water Percent: | 0 |
| Population As Of: | 2020 |
| Population Footnotes: | [1] |
| Population Total: | 619 |
| Population Density Sq Mi: | 16.7 |
| Elevation M: | 210 |
| Elevation Ft: | 689 |
| Coordinates: | 41.0567°N -86.9644°W |
| Blank Name: | GNIS feature ID |
| Blank Info: | 0453332 |
Gillam Township is one of thirteen townships in Jasper County, Indiana, United States. As of the 2020 census, its population was 619 (down from 640 at 2010[2]) and it contained 201 housing units.
In 1832, the first permanent white settlement in the area was made in what is now Gilliam Township.[3]
Independence Methodist Church was listed on the National Register of Historic Places in 1982.
According to the 2010 census, the township has a total area of, all land.[2]
The township contains two cemeteries: Mason and Robinson.
Gillam Township residents may request a free library card from the Jasper County Public Library.[4]