Coláiste Eoin is a Catholic voluntary secondary Gaelcholáiste for boys, under the trusteeship of the Edmund Rice Schools Trust, in Booterstown, County Dublin, Ireland. It has hurling and Gaelic football teams, traditional Irish music bands, and Irish language debating teams. The school is financed by resources from the Department of Education and voluntary donations.

Booterstown is a coastal suburb of the city of Dublin in Ireland. It is also a townland and civil parish in the modern county of Dún Laoghaire–Rathdown. It is situated about 7 km (4.3 mi) south of Dublin city centre.