Billy Graziadei
Videos
Billy Graziadei is an American musician who is the rhythm guitarist, one of the vocalists and the only continuous member of the hardcore/metal band Biohazard. He is also the rhythm guitarist and co-le
Graziadei in 2014
Graziadei in 2015
Biohazard (band)
Videos
Biohazard is an American hardcore band formed in Brooklyn, New York City, in 1987. They are one of the earliest bands to fuse hardcore punk and heavy metal with elements of hip hop. The original lineu
Billy Graziadei
…born July 28, 1969) is an American musician who is the rhythm guitarist, one of the vocalists and the only continuous member of the hardcore/metal band Biohazard. He is also the rhythm guitarist and co-lead vocalist of the band Powerflo and frontman for BillyBio, his latest solo project. In addition, he is the…
Biohazard at Rockharz 2026
Biohazard at the Dour Festival, 2003
Biohazard at Rockharz Open Air 2015, Germany
Billy Graziadei, vocals, rhythm-guitar