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.

[1] 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.

[2] He began playing Davis Cup matches for Hungary in 1997 and went on to appear in a total of 24 ties.