Athina Onassisbegan riding as a small child. A year before she turned 18, she moved to Brussels, Belgium, to pursue her passion and ride professionally. She enrolled in a school run by Brazil’s Nelson Pessoa, where she met her future husband Brazilian rider Alvaro (Doda) de Miranda.
Athina represented Greece in the 2013 European Championships
Competed in the 2014 World Championships
2016 Global Champions League Madrid in Motion team rider
2017 Global Champions League St Tropez Pirates team rider