St Columba's may refer to:
Churches Cathedral of St. Eunan and St Columba, Letterkenny, Ireland St Columba's-by-the-Castle, Edinburgh, Scotland St. Columba's Cathedral, Oban, Scotland St. Columba's Chapel (Middletown, Rhode Island), United States St Columba's Church, Chester, England St Columba's Church, Ennis, Ireland St Columba's Church, London, England St Columba's Church, Long Tower, Northern Ireland St. Columba's Church, Newark, New Jersey, United States St Columba's Presbyterian Church, Perth, Western Australia St Columba Church of Scotland, Glasgow, Scotland St. Columba Cathedral (Youngstown, Ohio), United States St. Columba Presbyterian Church, Vancouver, Canada
Schools and colleges St Columba's College, Dublin, Ireland St. Columba's College, Hazaribagh, India St. Columba's College, Largs, Scotland St. Columba's College, Melbourne, Australia St Columba's College, St Albans, England St Columba's High School, Clydebank, Scotland St Columba's High School, Gourock, Scotland St Columba's High School, New South Wales, Australia St. Columba's R.C. High School, Dunfermline, Scotland St. Columba's School, Delhi, India St Columba's School, Kilmacolm, Scotland
Sports Mullinalaghta St. Columba's GAA, based in County Longford, Ireland St. Columba’s Hurling Club merged with St. Agnes’s Football Club in 1969 to form what is now Crumlin GAA Urney St. Columba's GAC based in County Tyrone, Northern Ireland
See also Columba (disambiguation) St Columb (disambiguation) Kolumba