Sandro Nicolas is the stage name of German-born Greek-American singer-songwriter Alessandro Rütten. He first came to national attention in 2018 when he competed in the eighth season of The Voice, being eliminated in the semi-finals.
He also represented the USA in the "New Wave Festival" in Sochi, Russia, where he first began to use his stage name.
He was internally selected to represent Cyprus at the Eurovision Song Contest 2020 in Rotterdam with the song "Running". However, due to the coronavirus pandemic the Contest was later cancelled and the song was not performed.