| Lonnerstadt | |
| Image Coa: | DEU Lonnerstadt COA.svg |
| Coordinates: | 49.7°N 56°W |
| Image Plan: | Lonnerstadt in ERH.svg |
| State: | Bavaria |
| Region: | Mittelfranken |
| District: | Erlangen-Höchstadt |
| Verwaltungsgemeinschaft: | Höchstadt an der Aisch |
| Elevation: | 288 |
| Area: | 22.72 |
| Postal Code: | 91475 |
| Area Code: | 09193 |
| Licence: | ERH |
| Gemeindeschlüssel: | 09 5 72 139 |
| Divisions: | 4 districts |
| Website: | www.lonnerstadt.de |
| Mayor: | Regina Bruckmann[1] |
| Leader Term: | 2020 - 26 |
| Party: | FW |
Lonnerstadt is a municipality in the district of Erlangen-Höchstadt, in Bavaria, Germany.