Archbishop Tenison's Church of England High School, commonly known as Tenison's, is a co-educational 11-18, voluntary aided, school in the London Borough of Croydon, England, part of the educational provision of the Anglican Diocese of Southwark and Croydon Council.

[1]: 73 Due to the hostilities of the Second World War, the School was moved away from the dangers of the Blitz in South London and relocated to Craigmore Hall in the countryside near Crowborough, East Sussex, with pupils evacuated and billeted with the local populace.

[citation needed] Pupils at Tenison's are organised in a manner typical of British schools - they are sorted into a house system.

[6] The houses at Tenison's are named after famous Archbishops of Canterbury, and include: The school has no on-site grass playing fields but has the use of nearby Lloyd Park and facilities at nearby Coombe Lodge, providing pitches for both football and cricket.

[7] The sixth form was established jointly with St Andrew's High School, Croydon in 1978 but resides on Tenison's premises.