Bill Schneider is an American musician. He has played bass in the punk rock band Pinhead Gunpowder since 1990, as well as providing vocals and writing the lyrics to the song Backyard Flames. He has also been in many other bands such as The Influents, Monsula and The Skinflutes. Bill worked as Green Day's guitar tech on their albums Nimrod and Warning, and was tour manager for their American Idiot and 21st Century Breakdown tours. He also owned a vintage music shop in Berkeley, California.