Peover, Stephen (Mr): Left 1963 to St Mary’s. Civil Servant. Permanent Secretary.
Treacy, Christopher (Mr): Left 1962 to St Mary’s. Teacher. Senior Officer with CCEA. Board of Governors of St Mary’s CBGS.
White, Brian (Mr): Left 1962 to Hardinge St. Teacher. Principal of St Malachy’s PS, Belfast. President of the Christian Brothers Past Pupils Union (CBPPU) for several years.