Marina Lambrini Diamandis ( / ˌ d iː ə ˈ m æ n d ɪ s/ Greek: Μαρίνα-Λαμπρινή Διαμαντή born 10 October 1985), known mononymously as Marina (often stylized in all caps) and previously by the stage name Marina and the Diamonds, is a Welsh singer-songwriter.īorn in Brynmawr to a Welsh mother and Greek father, Diamandis was raised in Abergavenny and moved to London as a teenager to become a professional singer, despite having little formal musical experience.