Kalia Antoniou
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| Native name | Κάλια Αντωνίου | ||||||||||||||||||||||||||||||||||||||||||||||||||
| Nationality | Cypriot | ||||||||||||||||||||||||||||||||||||||||||||||||||
| Born | 6 April 2000 Limassol, Cyprus | ||||||||||||||||||||||||||||||||||||||||||||||||||
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| Sport | Swimming | ||||||||||||||||||||||||||||||||||||||||||||||||||
| Club | P.A.O.K. | ||||||||||||||||||||||||||||||||||||||||||||||||||
| College team | University of Alabama | ||||||||||||||||||||||||||||||||||||||||||||||||||
Medal record
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Kalia Antoniou (Greek: Κάλια Αντωνίου; born 6 April 2000) is a Cypriot swimmer. She competed in the women's 50 metre backstroke event at the 2017 World Aquatics Championships.
In 2019, she won four silver medals at the Games of the Small States of Europe held in Budva, Montenegro. In 2019, she also represented Cyprus at the World Aquatics Championships held in Gwangju, South Korea. She competed in the women's 50 metre freestyle and women's 100 metre freestyle events. In both events she did not advance to compete in the semi-finals.