Alina Aliaksandraŭna Harnasko (; ; born 9 August 2001) is a Belarusian individual rhythmic gymnast and former junior rhythmic gymnastics group gymnast. She is the 2020 Olympic all-around bronze medalist, 2021 World Championships all-around silver medalist and ribbon gold medalist, 2020 European all-around silver medalist, and twice Grand Prix final all-around silver medalist (2018 & 2020).
Junior
2015
Harnasko has won numerous medals in the Junior World Cup and Junior Grand Prix series. She briefly competed as a member of the Belarusian Group that competed at the 2015 European Junior Championships where Belarus won Group silver in the All-around and gold in 5 Balls. Right after, she started competing as individual again. On October 16-18 she competed at International Tournament Tart Cup, where she took bronze medal in Junior All-around (59.500), behind Anna Sokolova and Maria Sergeeva. This was her first individual competition that year.
2016
In 2016, she started the competition season in Hungary at International Tournament Gracia Fair Cup, where she won gold All-around medal in junior category. At the International Tournament Alina Cup in Moscow, she won gold in clubs and rope, bronze in hoop and silver in Team competition. She also competed at International Tournament Baltic Hoop in Riga, Latvia, winning silver medal in Junior All-around. At the 2016 European Junior Championships in Holon, Harnasko won 2 silver medals in team (together with Yulia Isachanka, Julia Evchik) and individual hoop final (tied with Israel's Nicol Zelikman). On September 9–11, Harnasko together with senior teammates Katsiaryna Halkina and Hanna Bazhko represented team Dinamo at the annual 2016 Aeon Cup in Tokyo, where they won the team silver and with Harnasko taking silver in the junior all-around.