| Vienna Bend, Louisiana | |
| Settlement Type: | Census-designated place |
| Pushpin Map: | Louisiana#USA |
| Pushpin Label: | Vienna Bend |
| Coordinates: | 31.7325°N -93.0411°W |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Louisiana |
| Subdivision Type2: | Parish |
| Subdivision Name2: | Natchitoches Parish |
| Unit Pref: | Imperial |
| Area Total Sq Mi: | 2.20 |
| Area Land Sq Mi: | 2.16 |
| Area Water Sq Mi: | 0.05 |
| Elevation Ft: | 112 |
| Population Total: | 1314 |
| Population As Of: | 2020 |
| Population Density Km2: | 235.15 |
| Population Density Sq Mi: | 609.18 |
| Postal Code Type: | ZIP code |
| Postal Code: | 71457[1] |
| Area Code: | 318 |
| Blank Name: | FIPS code |
| Blank Info: | 22-78545 |
| Area Footnotes: | [2] |
| Area Total Km2: | 5.71 |
| Area Land Km2: | 5.59 |
| Area Water Km2: | 0.12 |
Vienna Bend is an unincorporated community and census-designated place (CDP) in Natchitoches Parish, Louisiana, United States. The population was 1,251 at the 2010 census.[3]