Whitchurch High School is a large, co-educational, comprehensive secondary school in the suburb of Whitchurch in Cardiff, Wales.

Whitchurch is a suburb and community in the north of Cardiff, capital of Wales. It is approximately 3 miles north of the centre of the city on the A470 road and A4054 road. It falls within the Whitchurch & Tongwynlais ward. The population of the community in 2011 was 14,267.