| Official Name: | Wayne Township Marion County |
| Settlement Type: | Township |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Indiana |
| Subdivision Type2: | County |
| Subdivision Name2: | Marion |
| Government Type: | Indiana township |
| Named For: | Anthony Wayne |
| Area Total Km2: | 127.68 |
| Area Land Km2: | 126.65 |
| Area Water Km2: | 1.04 |
| Area Total Sq Mi: | 49.3 |
| Area Land Sq Mi: | 48.9 |
| Area Water Sq Mi: | 0.4 |
| Population As Of: | 2020 |
| Population Footnotes: | [1] |
| Population Total: | 148444 |
| Population Density Km2: | auto |
| Elevation Footnotes: | [2] |
| Elevation M: | 238 |
| Elevation Ft: | 781 |
| Coordinates: | 39.7711°N -86.2614°W |
| Blank Name: | FIPS code |
| Blank Info: | 18-81800[3] |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 454035 |
Wayne Township is one of nine townships in Marion County, Indiana. As of the 2010 census, its population was 136,828.[4] The school district is Metropolitan School District of Wayne Township.