Twynham School (formerly Twynham Comprehensive School) is a coeducational secondary school and sixth form located in Christchurch, Dorset, England and has a school roll of approximately 1,700 students in years 7 to 13 (ages 11 to 18).

It has Leading Edge, Training School and Academy Statuses.

Twynham is part of the Twynham Learning Multi-Academy Trust, comprising six primary and secondary schools local to Christchurch.

Twynham has nine computer rooms and offers two courses at GCSE level: Twynham also offers a BTEC in Creative Digital Media.

Extra curricular activities include sports, music and drama.