Christina Zachariadou (Greek: Χριστίνα Ζαχαριάδου; born 28 August 1974) is a retired Greek tennis player.

In her career, she won three singles titles and twelve doubles titles on the ITF Circuit.

On 20 October 2003, she reached her best singles ranking of world No.

Zachariadou competed in the women's doubles tournament of the 1992 Summer Olympics in Barcelona, 1996 Summer Olympics in Atlanta, and at the 2004 Summer Olympics in Athens.

[1] Playing for Greece in Fed Cup, Zachariadou started in 1990 and accumulated a win–loss record of 26–27.