Stefan Schwarzmann (Erlangen, 1965) played drums in Helloween until early 2005 when he was followed up by Daniel Löble (Rawhead Rexx). Soon after Schwarzmann rejoined Accept for the Summer festivals in 2005.
Previously Schwarzmann had played in Running Wild and U.D.O.. When Schwarzmann left the latter band in 1999 he was replaced by Lorenzo Milani.
The first time Schwarzmann had joined Accept was when he replaced initial drummer Stefan Kaufmann.
In 2006 Stefan Schwarzmann joined veteran Swiss hard rockers Krokus. In November 2007 he relocated from his native Germany to Switzerland in order to be more closely involved in Krokus' songwriting/recording activities.