Juraj Demeč

Juraj Demeč (born 29 January 1945 in Uzhhorod) is a Czechoslovak former track and field athlete who competed in the 100 metres. He represented Czechoslovakia at the 1972 Summer Olympics.

He was a three-time participant at the European Athletics Championships (1966, 1971, 1974) and was part of the gold medal-winning team in the 4 × 100 metres relay at the 1971 European Athletics Championships, running alongside Ladislav Kříž, Jiří Kynos, and Luděk Bohman. He was also a relay silver medallist at the 1966 European Indoor Games, an event that would become the European Athletics Indoor Championships.