| Alseno | |
| Official Name: | Comune di Alseno |
| Coordinates: | 44.9°N 67°W |
| Region: | Emilia-Romagna |
| Province: | Piacenza (PC) |
| Frazioni: | Castelnuovo Fogliani, Chiaravalle della Colomba, Cortina, Lusurasco |
| Mayor: | Davide Zucchi |
| Area Total Km2: | 55.27 |
| Population Footnotes: | [1] |
| Population Total: | 4695 |
| Population As Of: | 30 April 2017 |
| Population Demonym: | Alsenesi |
| Elevation M: | 79 |
| Postal Code: | 29010 |
| Area Code: | 0523 |
Alseno (egl|label=[[Piacentino dialect|Piacentino]]|Alsen pronounced as /ɐlˈsɛŋ/ or Alsëin pronounced as /ɐlˈsəi̯/) is a comune (municipality) in the Province of Piacenza in the Italian region Emilia-Romagna, located about 120km (80miles) northwest of Bologna and about 25km (16miles) southeast of Piacenza. Alseno borders the following municipalities: Besenzone, Busseto, Castell'Arquato, Fidenza, Fiorenzuola d'Arda, Salsomaggiore Terme, Vernasca.