Matthew Mercieca (born 19 July 1990), known professionally as Muxu, is a Maltese singer and songwriter.
Mercieca started his career, as a songwriter co-writing with Maltese producer Jay Omaro.
In 2008, he released his first single "Beat My Drum" which reached the number-one spot on the Maltese charts.
"Still Missing You" featuring Local singer and known DJ Talitha was released in late October 2009 and brought Mercieca back to the stage in Malta.
In November 2015 Maltese singer Destiny Chukunyere performed a song with lyrics written by her and Muxu named Not My Soul.