| Official Name: | Newton Stewart, Indiana |
| Pushpin Map: | Indiana#USA |
| Pushpin Label: | Newton Stewart |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Indiana |
| Subdivision Type2: | County |
| Subdivision Name2: | Orange |
| Timezone: | Eastern (EST) |
| Utc Offset: | -5 |
| Timezone Dst: | EDT |
| Utc Offset Dst: | -4 |
| Coordinates: | 38.375°N -86.625°W |
| Elevation Ft: | 673 |
| Postal Code Type: | ZIP code |
| Postal Code: | 47432 |
| Area Code: | 812, 930 |
| Blank Name: | GNIS feature ID |
| Blank Info: | 452173 |
Newton Stewart is an unincorporated community in Orange County, in the U.S. state of Indiana.
Newton Stewart was platted in 1839 by William and Henry Stewart.[1] According to Ronald L. Baker, the community's name may also allude to Newton Stewart, in Scotland.[2] A post office was established at Newton Stewart in 1850, and remained in operation until it was discontinued in 1973.[3]