Born in Vitoria in 1992, Tania Calvo formed a historic duo with Helena Casas in team speed, a discipline in which they were continental runners-up in 2016 and an Olympic diploma in Rio 2016, as well as a silver medalist in individual speed in 2014. However After not qualifying for Tokyo, she decided to ‘reconvert’ herself as a long distance runner, with the aim of being an Olympian in Paris 2024.