Psychico College High School sophomore, Kalliope Antonatou, a member of the National Water Ski Team, won the following distinctions during academic years 2019-2020 and 2020-2021:

• In the Panhellenic Men’s – Women’s Championship that was held in Lake Stratos in Agrinio on July 1-4, 2021, she took 6th place in the Women’s Slalom.
  
  
• In the Panhellenic Men’s – Women’s U17 Championship that was held in Lake Stratos in Agrinio on July 1-4, 2021, she took 3rd place in the Slalom event and 2nd place Junior Women’s Tricks category.
  
  
• In the Pan European Men’s – Women’s Championship that was held in Lake Stratos in Agrinio on July 22-25, 2021, she took 24th place in the Women’s Slalom.
  
  
• In the Pan European Men’s – Women’s U17 Championship that was held in Spain on July 31 – August 8, 2021, she took 21st place in the Slalom event and 13th place in the Junior Women’s Tricks category.
  
  
• In the Panhellenic Men’s – Women’s Championship that was held in Lake Stratos in Agrinio on July 30 – August 2, 2020, she took 6th place in the Women’s Slalom and 5th place in the Women’s Tricks.
  
  
• In the Panhellenic Men’s – Women’s U17 Championship that was held in Lake Stratos in Agrinio on July 30 – August 2, 2020, she took 1st place in the Slalom event and 2nd place Junior Women’s Tricks category.
  
  
• In the “Diakakeia 2020” that were held at the Vouliagmeni Nautical Club on September 12-13, 2020, she took 1st place in both the Junior Women’s (U17) Slalom and Tricks events.