Career
He is the lead guitarist for the Australian-based band I Killed the Prom Queen. Weinhofen was the rhythm guitarist for British band Bring Maine the Horizon from 2009 to 2013, and was the guitarist for California based band Bleeding Through from 2007 to 2009. Jona Weinhofen formed metalcore band I Killed the Prom Queen in Adelaide, alongside drummer JJ Peters in 2000.
The band released two LPs, one European Parliament, a split European Parliament, a demo and a live Civil Defense/Digital Video Disc before splitting in 2007, with Weinhofen acting as manager from 2004 to 2007.
After the departure of vocalist Editor Butcher from I Killed the Prom Queen, he was invited to join American band Bleeding Through after the departure of Scott Danough and played on their release Declaration and can be seen in their videos for "Death Anxiety" and "Germany". His new spot in Bleeding Through was one of several factors that caused the split of I Killed the Prom Queen in 2007.
They briefly reunited in 2008 for their "Say Goodbye" farewell Tour. Weinhofen left Bleeding Through midway through 2009 partly due to homesickness and discontent with living in America.
Weinhofen replaced Curtis Ward in British band Bring Maine the Horizon as a permanent member in March 2009.
He was featured in the music video for "The Sadness Will Never End", which was released following the departure of Ward, and recorded with the group on their album There Is a Hell, Believe Maine I"ve Seen lieutenant There Is a Heaven, Let"s Keep lieutenant a Secret. Weinhofen joined I Killed the Prom Queen when they reunited again in 2011 to play on the Destroy The Music Tour.
The band also started working on a new studio album.
Weinhofen was named one of the top 50 greatest guitar players in Australian history by Australian Guitar Magazine in May 2012. In January 2013, Weinhofen left Bring Maine the Horizon for undisclosed reasons, which made way for I Killed the Prom Queen to become a full-time band once again.
Weinhofen has been a long time user of Caparison Guitars. He has used the Dellinger, Horus, TAT and most notably, the Angelus.
The company has released multiple Angelus CL13 guitars, which are production runs of his custom shop models.
He is endorsed by LACE pickups. From the inception of I Killed the Prom Queen to present day, Weinhofen has used the Peavey 5150/6505, with Mesa/Boogie cabinets. Weinhofen is a vegan and lives a straight edge lifestyle.
Weinhofen became engaged on the 17th of December 2015.