Alessio Sanna was born in 1990 in Sardinia.
He began his dance training with Insieme per la Danza in Cagliari and continued at the Accademia PierLombardo in Milan (IT). In 2011 he completed his dance studies at the Ecole-Atelier Rudra Béjart in Lausanne (CH). This was followed by two collaborations in Switzerland: with the Compagnie Zevada and with the Grand Theatre of Geneva. Then dance for the Balet Jihočeského divadla, the Ballettcompagnie des südböhmischen Theaters of České Budějovice (CZ). In 2014 he moved to France to the Ballet of the Opera-Théâtre in Metz (FR). From 2015 to 2017 he worked for the ensemble of the Tanztheater des Theaters Münster (D).
Since 2018 he has been a member of the Nunzio Impellizzeri Dance Company.