Ysgol Syr Thomas Jones is a mixed bilingual community school for pupils between 11 and 18 years of age in the Pentrefelin area of Amlwch, Anglesey.

The school serves the town and the rural catchment area.

Originally designed by N. Squire Johnson, Anglesey county architect, with Kenneth M. Raw as job architect, the school was opened in 1950 and named after Sir Thomas Jones (1870–1945), a local doctor and the chairman of the county council, who campaigned for a secondary school at Amlwch.

The second is at the base of the clock tower and enters the main hall through a side door.

This Welsh school or sixth form college related article is a stub.