Kelly Melissa Sweet, known professionally as Haliene, is an American singer of electropop and electronic dance music. She is known for her vocal collaborations with EDM artists Armin van Buuren, Seven Lions, ATB, Ferry Corsten, Aly & Fila, Da Tweekaz, and her song with Gareth Emery and Standerwick, "Saving Light", which won the A State of Trance award for "Tune of the Year".