Gherla Prison is a penitentiary located in the Romanian city of Gherla, in Cluj County. The prison dates from 1785; it is infamous for the treatment of its political inmates, especially during the Communist regime. In Romanian slang the generic word for a prison is "gherlă", after the institution.

Gherla is a municipality in Cluj County, Romania. It is located 45 kilometres (28 mi) from Cluj-Napoca on the river Someșul Mic, and has a population of 19,873 as of 2021. Three villages are administered by the city: Băița, Hășdate (Szamoshesdát) and Silivaș (Vizszilvás).