List of Ayreon guest musicians

This is a list of musicians who have contributed to the Arjen Anthony Lucassen's rock opera project known as Ayreon.

Bass

 * Armand van der Hoff (ex-Bodine)
 * Jan Bijlsma (ex-Vengeance)
 * Jolanda Verduijn
 * Peter Vink (ex-Finch)
 * Rheno Xeros (ex-Bodine)
 * Walter Latupeirissa (Snowy White)
 * Johan van Stratum (Stream of Passion, Vuur)

Cello

 * Dewi Kerstens
 * Marieke van der Heyden
 * Taco Kooistra
 * Maaike Peterse (Kingfisher Sky)
 * Jurriaan Westerveld

Didgeridoo, Treble recorder

 * Jeroen Goossens

Drums

 * Ed Warby (Gorefest)
 * Ernst van Ee (Trenody)
 * Gerard Haitsma (ex-Bodine)
 * John Snels (ex-Vengeance)
 * Matt Oligschlager (ex-Vengeance)
 * Rob Snijders (ex-Celestial Season, Agua de Annique)
 * Stephen van Haestregt (ex-Within Temptation)

Flute

 * Barry Hay (Golden Earring)
 * Ewa Albering (ex-Quidam)
 * Jeroen Goossens (ex-Pater Moeskroen)
 * John McManus (Celtus)
 * Thijs van Leer (Focus)

Guitar

 * Gary Wehrkamp (Shadow Gallery)
 * Guthrie Govan (The Aristocrats, ex-Asia)
 * Jan Somers (Vengeance)
 * Joe Satriani (Chickenfoot)
 * Lori Linstruth
 * Marcel Coenen (Sun Caged)
 * Michael Romeo (Symphony X)
 * Oscar Holleman (ex-Vengeance)
 * Paul Gilbert (ex-Mr.Big, ex-Racer-X)
 * Peer Verschuren (ex-Vengeance)
 * Rheno Xeros (ex-Bodine)
 * Ruud Houweling (Cloudmachine)
 * Steve Hackett (ex-Genesis)
 * Timo Somers

Hurdy-gurdy

 * Patty Gurdy

Keyboard / Harpsichord / Piano / Synths / Hammond

 * Cleem Determeijer (ex-Finch)
 * Clive Nolan (Arena)
 * Erik Norlander (Rocket Scientists)
 * Gary Wehrkamp (Shadow Gallery)
 * Derek Sherinian (Planet X, ex-Dream Theater)
 * Jordan Rudess (Dream Theater)
 * Joost van den Broek (After Forever)
 * Keiko Kumagai (Ars Nova)
 * Keith Emerson (Emerson, Lake & Palmer)
 * Ken Hensley (ex-Uriah Heep, ex-Blackfoot)
 * Mark Kelly (Marillion)
 * Martin Orford (IQ, Jadis)
 * Oliver Wakeman
 * René Merkelbach
 * Rick Wakeman (ex-Yes)
 * Robby Valentine (Valentine)
 * Roland Bakker (ex-Vengeance)
 * Tomas Bodin (The Flower Kings)
 * Ton Scherpenzeel (Kayak)

Sitar

 * Jack Pisters

Violin

 * Ernö Olah (Metropole Orchestra)
 * Pat McManus (Celtus)
 * Robert Baba
 * Ben Mathot