Bapu is a Hindi word for "father".
Bapu or BAPU may also refer to:
- Bapu, a surname of Indian origin, originally meant "A Great Leader"
- Bapu (artist), a painter, cartoonist, movie director from Andhra Pradesh, India
- Bapu, in northern Gujarat, India, refers to prominent farmers
- BAPU, initialism for the British Association of Paediatric Urologists founded in 1992
- Bapu Nadkarni, a cricketer
- Mahatma Gandhi, officially honored as Bapu (Father) of the Nation of India
- Sant Sri Asaramji Bapu, a Self-Realised Saint from India