| Official Name: | Troy Township |
| Settlement Type: | Township |
| Subdivision Type: | Country |
| Subdivision Type1: | State |
| Subdivision Type2: | County |
| Subdivision Name2: | Clarke |
| Area Total Km2: | 93.5 |
| Area Land Km2: | 93.38 |
| Area Water Km2: | 0.13 |
| Unit Pref: | Imperial |
| Area Total Sq Mi: | 36.1 |
| Area Land Sq Mi: | 36.05 |
| Area Water Sq Mi: | 0.05 |
| Area Water Percent: | 0.14 |
| Population As Of: | 2000 |
| Population Total: | 1021 |
| Population Density Km2: | 10.9 |
| Population Density Sq Mi: | 28.3 |
| Elevation M: | 366 |
| Elevation Ft: | 1201 |
| Coordinates: | 41.0303°N -93.9517°W |
| Blank Name: | GNIS feature ID |
| Blank Info: | 0468796 |
Troy Township is a township in Clarke County, Iowa, USA. As of the 2000 census, its population was 1,021. There are three other townships in Iowa named Troy: in Iowa, Monroe, and Wright Counties.
Troy Township covers an area of 36.1sqmi and contains one incorporated settlement, Murray. According to the USGS, it contains two cemeteries: Murray and Troy.
The stream of West Long Creek runs through this township.