Željko Joksimović, Serbian singer-songwriter and producer
Željko Joksimović (Serbian Cyrillic: Жељко Јоксимовић, pronounced [ʒěːʎko jǒksimoʋitɕ] (listen); born 20 April 1972) is a Serbian vocalist, composer, songwriter, multi-instrumentalist and producer. He plays 12 different musical instruments including accordion, piano, guitar and drums. Joksimović is multi-lingual, being fluent in Greek, English, Russian, Polish and French as well as his native Serbian.A singer-songwriter, Joksimović has been successful composing for other artists throughout the Balkans. He has written five ballads that have represented their respective countries at the Eurovision Song Contest: "Lane moje", "Lejla", "Oro", "Nije ljubav stvar" and "Adio". He also composes music for films, television series and theater shows. He represented Serbia and Montenegro in the Eurovision Song Contest 2004 with the song "Lane moje", placing second. He also represented Serbia in the Eurovision Song Contest 2012 with the song "Nije ljubav stvar", placing third.

During 2013, 2014 and 2015, he was a judge on X Factor Adria, the Western Balkan edition of The X Factor.