| 2016 Croatia Open Umag | |
|---|---|
| Date | 18–24 July |
| Edition | 27th |
| Category | ATP World Tour 250 |
| Draw | 28S / 16D |
| Prize money | €463,520 |
| Surface | Clay |
| Location | Umag, Croatia |
| Champions | |
| Singles | |
 Fabio Fognini | |
| Doubles | |
 Martin Kližan /  David Marrero | |
The 2016 Croatia Open Umag (also known as the Konzum Croatia Open Umag for sponsorship reasons) was a men's tennis tournament played on outdoor clay courts. It was the 27th edition of the Croatia Open, and part of the ATP World Tour 250 Series of the 2016 ATP World Tour. It took place at the International Tennis Center in Umag, Croatia, from 18 July through 24 July 2016.