Alexandra Anna Linnéa Nylund was born in Helsinki, Finland. Nylund has been actively acting in theatre and commercials since a young age. She studied acting at the National Youth Theatre in London and a year of the Meisner technique at the Actors Academy Finland. Nylund's parents are Swedish-speaking and she is the oldest of two sisters. In 2014, Nylund represented Finland at the grand finals of Top Model Worldwide, UK and Sweden, at the finals of Miss Model of the World, in China.