See main article: article and 2024 Croatia Open Umag.
Guido Andreozzi and Miguel Ángel Reyes-Varela won the doubles title at the 2024 Croatia Open Umag, defeating Manuel Guinard and Grégoire Jacq in the final, 6–4, 6–2.
Blaž Rola and Nino Serdarušić were the defending champions,[1] but lost in the first round to Sander Arends and Denys Molchanov.