Tunbridge Wells Grammar School for Boys (TWGSB) is a grammar school in Royal Tunbridge Wells, Kent, England. Founded as a technical school in 1956, TWGSB became a grammar school in 1982. The current enrolment of 1,504 pupils (of which 326 are in the sixth form) is spread across two sites: the main site in Tunbridge Wells and the annexe in Sevenoaks. The lower school is all boys (aged 11–16 years) whilst the sixth form is mixed (aged 16–18 years).