Trauma is an American heavy metal band formed in 1981. The band is best known for having a then-unknown Cliff Burton in its initial lineup, who would leave the band in 1982 to join Metallica as their bassist and died in a bus crash while touring in 1986.

Clifford Lee Burton was an American musician who was the bassist for thrash metal band Metallica from 1982 until his death in 1986. He performed on the band's first three albums, Kill 'Em All (1983), Ride the Lightning (1984), and Master of Puppets (1986). Burton also received a posthumous writing credit on ...And Justice for All (1988) for the song "To Live Is to Die".