Astrid Melissa Edwards Horn Weitzberg, born April 8, 1987, is a Swedish singer. She is the daughter of singer Maritza Horn.
Horn sings in Swedish. The debut album Långa nätter ("Long Nights") was released on 30 April 2008. The album features a duet, Som jag hade dig förut ("As If I Had You Before"), with popular singer/songwriter Lars Winnerbäck. Melissa was the opening act for Peter LeMarc in 2007.