British Rail Mark 5 may refer to:
- British Rail Mark 5 (InterCity 250), an unbuilt type of coach intended as part of the planned InterCity 250 project for the West Coast Main Line
- British Rail Mark 5 (CAF), a type of passenger coach built for Caledonian Sleeper
- British Rail Mark 5A, a type of passenger coach built for TransPennine Express, now withdrawn
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