| Quercianella | |
| Coordinates: | 43.4575°N 10.3681°W |
| Region: | Tuscany |
| Province: | Livorno (LI) |
| Comune: | Livorno |
| Population Total: | 1109 |
| Gentilic: | Quercianellesi |
| Elevation M: | 22 |
| Saint: | Saint Anne |
| Postal Code: | 57128 |
| Area Code: | 0586 |
Quercianella is a frazione of the comune of Livorno, in the province of Livorno, Tuscany, Italy. It represents the extreme south of Livorno, and is separated from the city by a stretch of rocky coastline denominated "Il Romito." The frazione is located a few kilometers north of Castiglioncello.
All demographics and other statistics: Italian statistical institute Istat.