Knocks Folly
Knocks Folly  | |
| Nearest city | Kennedyville, Maryland | 
|---|---|
| Coordinates | 39°21′6″N 75°59′4″W / 39.35167°N 75.98444°W | 
| Built | 1753 | 
| Architectural style | Federal | 
| NRHP reference No. | 76001006 | 
| Added to NRHP | June 17, 1976 | 
Knocks Folly, also known as Janvier House and Barroll House, is a historic home located at Kennedyville, Kent County, Maryland, United States. It is an unusual combination of a small, 1+1⁄2-story, mid-18th-century log home with a three-story, Federal brick wing.
Knocks Folly was listed on the National Register of Historic Places in 1976.