| State: | KY |
| Type: | KY |
| Route: | 735 |
| Alternate Name: | Smith Road |
| Map Custom: | yes |
| Map Notes: | KY 735 highlighted in red |
| Length Mi: | 0.98 |
| Direction A: | West |
| Terminus A: | at Flagg Spring |
| Junction: | at Flagg Spring |
| Direction B: | East |
| Terminus B: | in Mentor |
| Counties: | Campbell |
| Previous Type: | KY |
| Previous Route: | 734 |
| Next Type: | KY |
| Next Route: | 736 |
Kentucky Route 735 (KY 735) is a 0.98adj=midNaNadj=mid state highway in southeastern Campbell County, Kentucky, that runs from Kentucky Route 10 at Flagg Spring to Kentucky Route 8 in northern Mentor.