Joel Timothy Houston (born 18 September 1979) is a musician and songwriter, best known as leader of Sydney based worship band Hillsong United the youth worship band of Hillsong Church, also known as Hillsong United.
In 2008 he became the Creative Director at Hillsong Church. He is the oldest son of the church's senior pastors and founders Brian and Bobbie Houston and grandson of Frank Houston (who was the Senior Pastor of Sydney Christian Life Centre which is now the City Campus of Hillsong Church). He has two siblings, a brother Benjamin and a sister, Laura. Houston was also the bass player for the band Able, which was composed of Marty Sampson, Michael Guy Chislett and Luke Munns, which won the Channel V Leg Up competition in 2001.