Tallinn Cathedral School (also Tallinn Knight and Cathedral School; Estonian: Tallinna Toomkool, German: Ritter- und Domschule zu Reval, Latin: Schola cathedralis Tallinnensis) is a school in Tallinn, Estonia.
In 1684, the school was destroyed in the large fire in the Toompea area.
The construction of a new school building was completed seven years larter, in 1691.
The construction of the building at Toom-Kooli Street 11 where the school located nowadays, was completed in 1845.
School was closed during World War II in the context of Baltic German Umsiedlung.