Billy Graziadei
American musician
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 former rhythm guitarist for Suicide City. Graziadei also performed as part of the Roadrunner United project in 2005 as well as Blood for Blood in 2010.
Additionally, through his music, Graziadei frequently speaks about the realities of inner city life in New York City, while promoting tolerance, speaking out against racism and opposing drug abuse. Graziadei is the owner of Los Angeles-based Firewater Studios.
Early life
Billy Graziadei was born on July 28, 1969, in Boston, Massachusetts. He became involved in music from an early age, playing his family’s out-of-tune upright piano. He then started studying music under both his grandfather and uncle. His love for music eventually led him to the hardcore scene in New York City in the 1980s, where he would attend Sunday matinee hardcore shows at CBGB’s along with metal shows at Brooklyn’s L’Amour metal/rock club.
Begin with the source’s own compact description: “Billy Graziadei” is american musician. The dossier treats that line as a proposition to test through Billy, Graziadei and American, not as a finished interpretation.
Why this record matters
The phrase “american musician” supplies a clear boundary for inquiry. It also exposes the unanswered questions: who defined that boundary, when it became stable and which sources sit outside it.
Chronology provides the most reliable spine for this subject; interpretation should follow only after identities and dates are secure. The source revision retrieved here is dated Sep 19, 2026. The linked authority identifier is Q4912638. VIAF identifies the subject as 1280157771968648930001. 2 of 2 selected statements include explicit references; 0 carry qualifiers and 0 use preferred rank. The first chronological checks are 1969, 2005 and 2010.
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Three-step research path
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Questions for further research
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This entry incorporates text from “Billy Graziadei” on English Wikipedia. Contributors are listed in the page history. Text is available under the Creative Commons Attribution-ShareAlike 4.0 License. Selected authority identifiers and statements are retrieved from Wikidata under CC0; their references and qualifiers remain part of the verification path.