St Columb may refer to:

• Columba or St Columb of Scotland
• St Columb's Cathedral, Derry, Northern Ireland
• St Columb's College, Derry, Northern Ireland
• Columba the Virgin or Saint Columba the Virgin or St Columb of Cornwall
• St Columb Canal, in Cornwall, England
• St Columb Major, town in Cornwall, England
• St Columb Minor, village in Cornwall, England
• St Columb Road, village in Cornwall, England
• St Columb Porth, Cornwall, seaside village in Cornwall
• Lady Dona St Columb, a character in Frenchman's Creek by Daphne du Maurier
• The Monastery of St Columb, a book by Regina Maria Roche

• Saint Columba (disambiguation)
• Santa Coloma (disambiguation)

This disambiguation page lists articles associated with the title St Columb.
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