| Image Coa: | DEU Theilheim COA.svg |
| Coordinates: | 49.75°N 12°W |
| Image Plan: | Theilheim in WÜ.svg |
| State: | Bayern |
| Region: | Unterfranken |
| District: | Würzburg |
| Elevation: | 231 |
| Area: | 9.69 |
| Postal Code: | 97288 |
| Area Code: | 09303 |
| Licence: | WÜ |
| Gemeindeschlüssel: | 09 6 79 193 |
| Website: | www.theilheim.de |
| Mayor: | Thomas Herpich[1] |
| Leader Term: | 2020 - 26 |
Theilheim is a municipality in the district of Würzburg in Bavaria in Germany.