| State: | KY |
| Type: | KY |
| Route: | 159 |
| Map Custom: | yes |
| Length Mi: | 13.179 |
| Length Ref: | [1] |
| Direction A: | South |
| Terminus A: | near Falmouth |
| Direction B: | East |
| Terminus B: | near Foster |
| Counties: | Pendleton |
| Previous Type: | KY |
| Previous Route: | 158 |
| Next Type: | KY |
| Next Route: | 160 |
Kentucky Route 159 (KY 159) is a 13.179adj=midNaNadj=mid state highway in Pendleton County, Kentucky. It runs from KY 22 just east of Falmouth to KY 9 (AA Highway) northwest of Foster.