Pavlos Kagialis (born 17 July 1984) is a Greek competitive sailor. He competed at the 2016 Summer Olympics in Rio de Janeiro, in the men's 470 taking the third place, along with Panagiotis Mantis. Kagialis and Mantis won the bronze medal at the 470 World Championships in 2013, and the couple again took the third place at the 2014 World Championships in Santander. They were second at the 2013 Mediterranean Games in Mersin. At the 2020 Summer Olympics, in Tokyo, he participated along with Mantis and took the eighth place.