Gergely Kisgyörgy (born 8 March 1976) is a former professional tennis player from Hungary. Kisgyörgy was twice the runner-up at the Hungarian Tennis Championships, in 1999 and 2001, but was more successful as a doubles player during his career. He won seven doubles titles on the Challenger circuit and participated in one Grand Slam, the 2004 Wimbledon Championships. With Łukasz Kubot as his partner, the pair defeated South Americans Juan Ignacio Chela and Luis Horna in a close first round encounter, won 9–7 in the third set. They were then eliminated in the second round by Bob and Mike Bryan.