| Image Coa: | DEU Oberostendorf COA.svg |
| Coordinates: | 47.9333°N 55°W |
| Image Plan: | Oberostendorf in OAL.svg |
| State: | Bayern |
| Region: | Schwaben |
| District: | Ostallgäu |
| Elevation: | 674 |
| Area: | 21.04 |
| Postal Code: | 86869 |
| Area Code: | 08344 |
| Licence: | OAL |
| Gemeindeschlüssel: | 09 7 77 155 |
| Mayor: | Helmut Holzheu[1] |
| Leader Term: | 2020 - 26 |
| Website: | www.oberostendorf.de |
Oberostendorf is a municipality in the district of Ostallgäu in Bavaria in Germany.