She was Greek champion in 1992 and twice improved the Greek record in 1992. In 2004 she achieved her personal best with 65.25 meters and is thus in third place in the all-time Greek best list behind Ekaterini Vongoli and Anastasia Kelesidou .
At the 1997 World Championships in Athens, she reached seventh place with 61.92 meters and was the best Greek woman in the competition after Anastasia Kelesidou and Areti Abatzi could not qualify for the final. At the European Championships in 1998 Tsikouna finished twelfth in the final with 57.07 meters after she had thrown 61.46 meters in qualifying.
In 1999 at the World Championships she was eighth with 63.43 meters. She achieved her best international placement with 64.08 meters and 5th place at the 2000 Olympic Games . At the 2001 World Cup she reached the final as 13th of the qualification as little as 15th at the 2003 World Cup , but at the end of her career she was able to qualify again for a final at the 2004 Olympic Games in Athens. With 59.48 meters she was eleventh.
With a height of 1.71 m, her competition weight was 75 kg.
- Peter Matthews (Ed.): Athletics 2005. SportsBooks, Cheltenham 2005, ISBN 1-899807-27-6 .
|ALTERNATIVE NAMES||Τσικούνα, Στυλιανή; Tsikouna, Stiliani; Tsikouna, Stella|
|BRIEF DESCRIPTION||Greek discus thrower|
|DATE OF BIRTH||October 19, 1972|
|PLACE OF BIRTH||Chalkida|