The Tofas Siena is a compact sedan produced by the Turkish automaker Tofas, primarily based on Fiat models, with its production beginning in the mid-1990s. Known for its affordability and practicality, the Siena has undergone several generational updates featuring slight changes in exterior dimensions and interior features. Each generation maintained a balanced size ideal for urban driving and family use, with a focus on efficient space utilization. The model combines European design influence with local adaptation, making it a popular choice in its market segment.