| Pallejà | |
| Settlement Type: | Municipality |
| Pushpin Map: | Spain Province of Barcelona#Spain |
| Pushpin Map Caption: | Location in Catalonia |
| Coordinates: | 41.4242°N 1.9978°W |
| Subdivision Type: | Country |
| Subdivision Name: |  Spain |
| Subdivision Type1: | Community |
| Subdivision Type2: | Province |
| Subdivision Name2: | Barcelona |
| Subdivision Type3: | Comarca |
| Subdivision Name3: | Baix Llobregat |
| Leader Title: | Mayor |
| Leader Name: | Ascensión Ratia Checa (2015)[1] |
| Area Footnotes: | [2] |
| Area Total Km2: | 8.3 |
| Elevation M: | 41 |
| Population Density Km2: | auto |
Pallejà (in Catalan; Valencian pronounced as /pəʎəˈʒa/) is a municipality in the comarca of the Baix Llobregat in Catalonia, Spain. It is situated on the right bank of the Llobregat river, on the main N-II road. The main rail lines of the Llobregat corridor pass through the town: the station is served by the FGC services R5/R50, R6, S4 and S8. Pallejà castle was built in the seventeenth century on the site of an older fortress; it currently houses a library.