High School was a Roman Catholic high school and sixth form for 11- to 18-year-olds, located in Royton, in the Metropolitan Borough of Oldham, Greater Manchester, England.

The sixth form college offered 19 (as of the 2007/08 academic year) courses.

The school had a dispute in 2010 after Headteacher R. Whittaker was suspended.

The most recent Headteacher was Mr Thornton who left when the school merged with St Augustine of Canterbury RC High School to form Blessed John Henry Newman RC College, a joint Roman Catholic School.

[2] In 2010 Glyn Potts, Head of Public Services at Our Lady's RC High School was awarded the 'Inspirational Educators' prize[3] in the 'Further and Higher Education' category by the Company of Educators,[4] one of the London Livery Companies.