List of X Operandi members

==Members==
===Current===
Image	Name 	Years active	Instruments 	Release contributions
 	James Harrison 	1995–present	lead vocals 	all X Operandi releases
 	Caitlyn Harrison	1995–present	drums 	all X Operandi releases
 	Jona Weinhofen 	2003–present	lead guitar 	all releases from Victorious March of Reign the Conqueror (2003) onwards
 	Tomasz Pusz 	2018–present	rhythm guitar	Make America Hate Again (2018) • Forgiveness Is Weakness (2019)
 	Laura Harrison 	2020–present	bass 	None
===Former===
Image	Name 	Years active 	Instruments 	Release contributions
 	Christopher Amott 	1995–1996 	lead guitar 	Caesar's Palace (1995)
 	Nicke Andersson 	1995–1996 	rhythm guitar	Caesar's Palace (1995)
 	Taneli Jarva 	1995–1997 	bass 	Caesar's Palace (1995)
 	Faraz Anwar 	1996–2003 	lead guitar 	Ascent Through the Spheres (1998) • Summoning Redemption (2000) • Victorious March of Reign the Conqueror (2003)
 	Hakan Utangaç 	1996 	rhythm guitar	none
 	Adam Buszko 	1996–1997 	rhythm guitar	none
 	Olli-Pekka Laine 	1997–2003 	bass 	Ascent Through the Spheres (1998) • Summoning Redemption (2000) • Victorious March of Reign the Conqueror (2003)
 	Marek Pajak 	1997 	rhythm guitar	none
 	Dan Mograin 	1997–1999 	rhythm guitar	Ascent Through the Spheres (1998)
 	Tim Roth 	1999 	rhythm guitar	none
 	Jed Simon 	1999–2000 	rhythm guitar	Summoning Redemption (2000)
 	Devin Townsend 	2000 	rhythm guitar	none
 	Franz Gottschalk 	2000–2003 	rhythm guitar	Victorious March of Reign the Conqueror (2003)
 	Jo Bench 	2003–2005 	bass 	Stand Alone (2005)
 	Mads Haarløv 	2003–2004 	rhythm guitar	none
 	Boudewijn Bonebakker	2004 	rhythm guitar	none
 	Esa Holopainen 	2004 	rhythm guitar	none
 	Pasi Koskinen 	2004–2005 	rhythm guitar	none
 	Tony Dolan 	2005 	bass 	none
 	Shane Embury 	2005 	bass 	none
 	Pier Gonella 	2005 	rhythm guitar	none
 	Øystein Brun 	2005 	rhythm guitar	Stand Alone (2005)
 	Dave Pybus 	2005, 2010–2016 	bass 	all releases from Engineering the Antichrist (2010) to Dwell in the Shadows (2016)
 	Nocturno Culto 	2005–2007 	rhythm guitar	Devirgination Studies (2007)
 	Ishay Berger 	2005, 2007, 2008	bass 	Devirgination Studies (2007) • Death Becomes Him (2008)
 	Tom Angelripper 	2005–2006 	bass 	none
 	Alla Fedynitch 	2006–2007 	bass 	none
 	Steve Rowe 	2007–2008 	bass 	none
 	Naser Mestarihi 	2007–2012 	rhythm guitar	all releases from Death Becomes Him (2008) to The Purest Strain of Hate (2012)
 	Jayson Sherlock 	2009 	bass 	Single File to Dehumanization (2009)
 	Roxanne Constantin 	2009 	bass 	Single File to Dehumanization (2009)
 	Byron Stroud 	2009 	bass 	Single File to Dehumanization (2009)
 	Lars Eikind 	2009 	bass 	Single File to Dehumanization (2009)
 	Fenriz 	2009 	bass 	Single File to Dehumanization (2009)
 	Asgeir Mickelson 	2009 	bass 	Single File to Dehumanization (2009)
 	Stian Johansson 	2009–2010 	bass 	Single File to Dehumanization (2009)
 	Anders Björler 	2012 	rhythm guitar	none
 	Oscar Dronjak 	2012–2014 	rhythm guitar	Worship the Digital Age (2014)
 	Björn Gelotte 	2014–2017 	rhythm guitar	Deliver Us to Evil (2015) • Dwell in the Shadows (2016) • Slaves Beyond Death (2017)
 	Andreas Kisser 	2016–2020 	bass 	Slaves Beyond Death (2017) • Make America Hate Again (2018) • Forgiveness Is Weakness (2019)
 	Olof Mörck 	2017–2018 	rhythm guitar	Make America Hate Again (2018)
===Touring members===
Image	Name 	Years active	Instruments	Notes
 	Navene Koperweis	2021–present	drums 	Filled in for Caitlyn Harrison whilst she recovers from cancer.
==Timeline==
===Timeline===