Duff House
| Location | Banff, Aberdeenshire, Scotland | 
|---|---|
| Coordinates | 57°39′31″N 2°31′12″W / 57.658679°N 2.5201128°W | 
| Website | National Galleries | 
| 
Listed Building – Category A | |
| Official name | Duff House | 
| Designated | 22 February 1972 | 
| Reference no. | LB21985 | 
| 
Listed Building – Category A | |
| Official name | Duff House, Mausoleum | 
| Designated | 22 February 1972 | 
| Reference no. | LB21988 | 
| 
Listed Building – Category A | |
| Official name | Duff House, Fishing Temple | 
| Designated | 04 March 1994 | 
| Reference no. | LB2885 | 
| 
Listed Building – Category B | |
| Official name | Duff House, Walled Garden | 
| Designated | 15 March 1995 | 
| Reference no. | LB21989 | 
| 
Listed Building – Category B | |
| Official name | Duff House, Fife Gates | 
| Designated | 15 March 1995 | 
| Reference no. | LB21986 | 
| 
Listed Building – Category C(S) | |
| Official name | Duff House Icehouse | 
| Designated | 15 March 1995 | 
| Reference no. | LB21987 | 
Duff House is a Georgian estate house in Banff, Aberdeenshire, Scotland. Now in the care of Historic Environment Scotland, it is part of the National Galleries Scotland and is a Category A listed building.
The house is built of ashlar in three storeys to a square plan (9-bay x 8-bay) on a raised basement with advanced corner towers.
The house and the associated Fife gates, walled garden, Collie lodge, mausoleum, ice house, Bridge Gates House and the Eagles Gate lodge are designated as Category A listed group of buildings.