| Neufahrn i. NB | |
| Image Coa: | DEU Neufahrn in Niederbayern COA.svg |
| Coordinates: | 48.7333°N 23°W |
| Image Plan: | Neufahrn in Niederbayern in LA.svg |
| State: | Bayern |
| Region: | Niederbayern |
| District: | Landshut |
| Elevation: | 404 |
| Area: | 38.76 |
| Postal Code: | 84088 |
| Area Code: | 08773 |
| Licence: | LA |
| Gemeindeschlüssel: | 09 2 74 153 |
| Website: | www.gemeinde-neufahrn.de |
| Mayor: | Peter Forstner[1] |
| Leader Term: | 2020 - 26 |
| Party: | SPD |
Neufahrn i. NB or Neufahrn in Niederbayern (pronounced as /de/) is a municipality in the district of Landshut in Bavaria in Germany. Its Bavarian name is Neifing.
Neufahrn is located on the Kleine Laber, a river which flows into the Große Laber and then into the Danube.