Giannis Karagiannis (also known as John Karayiannis) is a Cypriot singer, musician and songwriter, having studied music from a very young age. He participated in and won many music and talent competitions across Cyprus, and his future plans include attending the Berklee College of Music in Boston to study performance.
He represented Cyprus at the Eurovision Song Contest 2015 with the song One Thing I Should Have Done, marking his nation's return to the contest after a year away. The song finished in 22nd place in the final.