This is a list of castles in Renfrewshire.

Name	Type	Date	Condition	Ownership	Location	Notes	Picture
Auchenbathie Tower	Tower	16th century	Ruin	Private	Howwood NS3978656492	Associated with William Wallace
Barr Castle	Tower	16th century	Ruin	Private	Lochwinnoch NS3468058156
Blackhall Manor			Occupied
Belltrees Peel			Ruin		NS3617558778
Castle Semple			Ruin		NS3705257507
Cochrane Castle			No remains
Erskine Castle	Unknown	Unknown	No remains		55°55′13″N 4°28′35″W / 55.9202°N 4.4763°W / 55.9202; -4.4763
Gryffe Castle	Unknown	By 15th century	Occupied		Bridge of Weir55°51′46″N 4°34′57″W / 55.8628°N 4.5824°W / 55.8628; -4.5824	Possibly incorporated in 19th century mansion
Hawkhead Castle	Tower	By 17th century	No remains		55°49′56″N 4°23′00″W / 55.8321°N 4.3834°W / 55.8321; -4.3834	Hawkhead Hospital is on the site of the castle
Houston House	Quadrangular castle	16th Century	Range incorporated in 18th-century mansion		55°52′17″N 4°32′26″W / 55.871369°N 4.540511°W / 55.871369; -4.540511	Later mansion on the site
Inch Castle			No remains		55°52′48″N 4°23′10″W / 55.880°N 4.386°W / 55.880; -4.386
Inchinnan Castle			No remains		55°53′45″N 4°25′46″W / 55.895966°N 4.4293628°W / 55.895966; -4.4293628
Johnstone Castle	Tower, former castellated mansion	18th century	Undergoing restoration	Private	Johnstone NS4301462269
Ranfurly Castle		15th century	Ruin		Bridge of Weir	https://archive.org/stream/castellateddomes04macg#page/230/mode/1up
Renfrew Castle			No remains		NS51346748
Stanely Castle		15th century	Ruin		NS4636161623

• Castles in Scotland
• List of castles in Scotland
• List of listed buildings in Renfrewshire

• Coventry, Martin (2001) The Castles of Scotland, 3rd Ed. Scotland: Goblinshead ISBN 1-899874-26-7
• Coventry, Martin (2010) Castles of the Clans Scotland: Goblinshead ISBN 1-899874-36-4
• Pattullo, Nan (1974) Castles, Houses and Gardens of Scotland Edinburgh: Denburn Press