Achadun Castle
Achadunan motte
Achallader Castle
Achnakeil Castle (possible) (site of)
Aird's Castle
An Aros (possible) (site of)
An Cormer motte
Ardacheranmor motte
Ardenslate motte
Ardfad Castle
Ardkinglas Castle (site of)
Ardmaddy Castle
Ardpatrick Castle (site of)
Ardtornish Castle
Aros Castle
Asgog Castle
Asknish Castle (site of)
Auchenbreck Castle
Barcaldine Castle
Breachacha Castle
Cairn na Burgh Beg Castle
Cairn na Burgh More Castle
Caisteal Dubh nan Cliar
Caisteal na Nighinn Ruaidhe
Caisteal nan Con
Caisteal nan Con, Torsa
Caol Chaoruinn
Cara (possible) (site of)
Carnasserie Castle
Carrick Castle
Castle Coeffin
Castle Lachlan
Castle Loch Heylipol (site of)
Castle Shuna
Castle Stalker
Castle Sween
Clacheranmor motte
Claig Castle
Craignish Castle
Cùil (site of)
Drimnin Castle
Duart Castle
Dubh Loch Castle (site of)
Dun Ara Castle
Dun Mor motte (possible)
Dunaverty Castle
Dunderave Castle
Dunollie Castle
Dunoon Castle
Dunstaffnage Castle
Duntrune Castle
Dunyvaig Castle
Eilean Dearg Castle (site of)
Fincharn Castle
Finlaggan Castle
Fraoch Eilean Castle
Gallanach Castle (site of)
Garvie Castle (site of)
Glen Strae Castle (possible)
Glensanda Castle
Gylen Castle
Innis Chonnel Castle
Island Muller Castle
Kilberry Castle
Kilchoman Castle (possible) (site of)
Kilchurn Castle
Kilkerran Castle
Kilmartin Castle
Kinlochaline Castle
Knockamillie Castle
Largie Castle
Loch an Sgoltaire Castle
Loch Gorm Castle
Loch na Sreinge Castle (possible)
Loch Tromlee Castle
Lochhead Castle (site of)
MacEwan's Castle
Macharioch motte
Mingary Castle
Moil Castle (site of)
Moy Castle
Old Inveraray Castle
Rarey Castle
Saddell Castle
Skipness Castle
Staing Mhor (possible) (site of)
Strachur motte (possible)
Strachurmore motte (possible)
Stronmilchan (site of)
Tangy Loch
Tarbert Castle
Toward Castle