At the 2008 European Junior Championships, Narkevich won gold in the hoop final and the team silver medal.
She competed as an individual gymnast at the 2011 World Championships but switched to competing with the Belarusian group in 2012.

Narkevich won the silver medal at the 2012 European Championships in group all-around.
She then won a silver medal at the 2012 Summer Olympics in the group all-around event together with group members Anastasiya Ivankova, Alina Tumilovich, Nataliya Leshchyk, Maryna Hancharova, and Kseniya Sankovich.

At the 2013 World Championships in Kiev, Narkevich won gold in group all-around and silver in 3 balls / 2 ribbons.

In 2014, Narkevich sustained a leg injury and sat out the whole season.
She returned to the Belarusian group the following season.
Narkevich was a member of the Belarusian group that won gold in 6 clubs / 2 hoops and bronze in the all-around at the inaugural European Games, in 2015.
At the 2015 World Cup series in Kazan, Narkevich won the silver medal in group all-around, silver in 3 hoops / 6 clubs, and bronze in 5 ribbons.
She announced her retirement at the end of the 2015 season.
At the 2008 European Junior Championships, Narkevich won gold in the hoop final and the team silver medal. She competed as an individual gymnast at the 2011 World Championships but switched to competing with the Belarusian group in 2012.
Narkevich won the silver medal at the 2012 European Championships in group all-around. She then won a silver medal at the 2012 Summer Olympics in the group all-around event together with group members Anastasiya Ivankova, Alina Tumilovich, Nataliya Leshchyk, Maryna Hancharova, and Kseniya Sankovich.
At the 2013 World Championships in Kiev, Narkevich won gold in group all-around and silver in 3 balls / 2 ribbons.
In 2014, Narkevich sustained a leg injury and sat out the whole season. She returned to the Belarusian group the following season. Narkevich was a member of the Belarusian group that won gold in 6 clubs / 2 hoops and bronze in the all-around at the inaugural European Games, in 2015. At the 2015 World Cup series in Kazan, Narkevich won the silver medal in group all-around, silver in 3 hoops / 6 clubs, and bronze in 5 ribbons. She announced her retirement at the end of the 2015 season.
Aliaksandra Narkevich