Konstantina Vlachaki

Konstantina Vlachaki (born May 8, 1995, in Chania, Greece) is a female professional volleyball player from Greece, who plays in the Hellenic Volley League for Olympiacos Piraeus. From 2014 to 2019 as a member of Hellenic powerhouse Olympiacos Piraeus she won 5 Hellenic Championships, 5 Hellenic Cups, and the CEV Women's Challenge Cup in 2018, being also runner-up of the CEV Women's Challenge Cup in 2017.

International competitions

 * 2016/2017 Silver medal with cup.svg: CEV Women's Challenge Cup, with Olympiacos S.F. Piraeus
 * 2017/2018 Gold medal with cup.svg: CEV Women's Challenge Cup, with Olympiacos S.F. Piraeus

National championships

 * 2014/2015 Gold medal with cup.svg Hellenic Championship, with Olympiacos Piraeus
 * 2015/2016 Gold medal with cup.svg Hellenic Championship, with Olympiacos Piraeus
 * 2016/2017 Gold medal with cup.svg Hellenic Championship, with Olympiacos Piraeus
 * 2017/2018 Gold medal with cup.svg Hellenic Championship, with Olympiacos Piraeus
 * 2018/2019 Gold medal with cup.svg Hellenic Championship, with Olympiacos Piraeus
 * 2021/2022 Silver medal with cup.svg German Championship, with SC Potsdam
 * 2023/2024 Silver medal with cup.svg Hellenic Championship, with Olympiacos Piraeus

National cups

 * 2014/2015 Simple gold cup.svg Hellenic Cup, with Olympiacos Piraeus
 * 2015/2016 Simple gold cup.svg Hellenic Cup, with Olympiacos Piraeus
 * 2016/2017 Simple gold cup.svg Hellenic Cup, with Olympiacos Piraeus
 * 2017/2018 Simple gold cup.svg Hellenic Cup, with Olympiacos Piraeus
 * 2018/2019 Simple gold cup.svg Hellenic Cup, with Olympiacos Piraeus
 * 2022/2023 Simple gold cup.svg Hellenic Cup, with AEK Athens
 * 2023/2024 Simple gold cup.svg Hellenic Cup, with Olympiacos Piraeus