Illya Olehovych Kvasha (; born 5 March 1988) is a Ukrainian diver. Competing with Oleksiy Prygorov, he won the bronze medal in the 3 m spring synchro at the 2008 Summer Olympics in Beijing. Kvasha is also a multiple European champion both individual and synchronised.
Career
He also competed at the 2012 Summer Olympics, in both the individual and the synchro with Prygorov. At the 2016 Olympics, he reached the final of the individual 3 m springboard.
He specializes in 1m and 3m springboard. He is twice silver medalist of the World Championships in 1m competition and once bronze medalist in 3m synchro event which was his greatest success in a synchro competition since Olympic bronze.
Kvasha is one of the most famous and popular modern Ukrainian athletes. He was also thrice awarded The Best Sportsman of the Month by the NOC of Ukraine: in March 2008, April 2009, and June 2017.