From London, United Kingdom

From last.fm:

Marina Lambrini Diamandis (Greek: Μαρίνα-Λαμπρινή Διαμάντη, pronounced /diːəˈmændi/ dee-a-man-dis, born October 10, 1985 in Abergavenny, Wales, United Kingdom), better known by her stage name Marina and The Diamonds, is a Greek-Welsh singer. Despite the name, she is a solo act, the "Diamonds" being a reference to her fans. Her eponymous name consists of Diamandis' first name and the translation of her surname, which means "Diamonds" in Greek. Read more about Marina and the Diamonds on Last.fm.