| 2024 Zagreb Open | |
|---|---|
| Date | 3–9 June 2024 (men) 5–11 August 2024 (women) |
| Edition | 19th (men) 5th (women) |
| Category | ATP Challenger Tour ITF Women's World Tennis Tour |
| Prize money | €74,825 (men) $40,000 (women) |
| Surface | Clay |
| Location | Zagreb, Croatia |
| Champions | |
| Men's singles | |
 Damir Džumhur | |
| Women's singles | |
 Giorgia Pedone | |
| Men's doubles | |
 Jonathan Eysseric / Quentin Halys | |
| Women's doubles | |
 Živa Falkner /  Amarissa Tóth | |
The 2024 Zagreb Open was a professional tennis tournament played on outdoor clay courts. It was part of the 2024 ATP Challenger Tour and the 2024 ITF Women's World Tennis Tour. It took place in Zagreb, Croatia between 3 and 9 June 2024 for men and 5 and 11 August for women.