St Columb

St Columb may refer to:

People

• Columba, also known as St Columb of Scotland
• Saint Columba the Virgin, also known as St Columb of Cornwall

Places

In Northern Ireland

• St Columb's Cathedral, Derry
• St Columb's College, Derry

In Cornwall, UK

• St Columb Canal
• St Columb Major
• St Columb Minor
• St Columb Porth
• St Columb Road

In fiction

• Lady Dona St Columb, character in Frenchman's Creek by Daphne du Maurier
• The Monastery of St Columb, book by Regina Maria Roche