| State: | KY |
| Type: | KY |
| Route: | 84 |
| Map Custom: | yes |
| Map Notes: | KY 84 highlighted in red |
| Length Mi: | 70.432 |
| Length Ref: | [1] |
| Direction A: | West |
| Terminus A: | near Hudson |
| Junction: | near Eastview near Eastview in Sonora in Sonora in Hodgenville |
| Direction B: | East |
| Terminus B: | in Lebanon |
| Counties: | Breckinridge, Hardin, LaRue, Nelson, Marion |
| Previous Type: | KY |
| Previous Route: | 83 |
| Next Type: | KY |
| Next Route: | 85 |
Kentucky Route 84 (KY 84) is a 70.432-longNaN-long state highway in Kentucky that runs from KY 401 southwest of Hudson to KY 49 and KY 52 in Lebanon via Eastview, Sonora, Hodgenville, and Raywick.