| 2021 Kentucky Bank Tennis Championships | |
|---|---|
| Date | 26 July–1 August |
| Edition | 25th |
| Surface | Hard |
| Location | Lexington, United States |
| Champions | |
| Singles | |
 Jason Kubler | |
| Doubles | |
 Liam Draxl /  Stefan Kozlov | |
The 2021 Kentucky Bank Tennis Championships was a professional tennis tournament played on outdoor hard courts. It was the 25th edition of the tournament and was part of the 2021 ATP Challenger Tour. It took place in Lexington, United States, on 26 July–1 August 2021.