Bashu can refer to:
- Bashu, the Little Stranger
- Bashu or Ba–Shu, a region associated with modern-day Chongqing and Sichuan, named due to the ancient Chinese state of Ba and the independent Kingdom of Shu coinciding with the Shang and Zhou dynasties
- Ba–Shu Chinese, also known as Old Sichuanese, an extinct Sinitic (Chinese) language spoken in Sichuan
- Ba–Shu culture
- Bashu Secondary School, located in Yuzhong District, Chongqing, China