Alex Cartañá was born in Sussex, England, UK and raised in Palma on the Spanish island of Mallorca, Balearic Islands, Spain. At a young age she left Spain to focus on studying performing arts in the UK, taking A-Level Theatre Studies and Extra Speech & Drama at Ardingly college as well as attending extra-curricular courses at the prestigious The London Academy Of Music and Dramatic Arts (LAMDA). In 2003, she signed a record deal with EMI UK.