Sandro Sukno (born 30 June 1990) is a Croatian former professional water polo player.
At the 2012 Summer Olympics, he competed for the Croatia men's national water polo team in the men's event winning the gold medal.
He last played for VK Jug in Croatia.
Currently, he works as an assistant coach of the senior men's Croatia national team.
Sukno's father is Goran Sukno, water polo gold medalist for Yugoslavia at the 1984 Summer Olympics.
In December 2017 Sukno won the trophy for the best water polo player in the 2016./17.
season.
In May 2019 he announced, he won't continue his career due to a heart problem.