Simone Simons

- The Haunting (Somewhere in Time) [feat. Simone Simons]
- The Black Halo · 2005
- Secret Garden (feat. Simone Simons)
- Secret Garden · 2014
- Dopamine (feat. Simone Simons)
- The Obsession · 2024
- Seven Days, Seven Nights (feat. Tom Baker, Simone Simons, Marcela Bovio & Joost Van Den Broek)
- Transitus · 2020
- Your Story Is over! (feat. Tom Baker, Simone Simons, Amanda Somerville, Marcela Bovio, Caroline Westendorp & Joost Van Den Broek)
- Transitus · 2020
- Dopamine (feat. Simone Simons) [Dreamscape Version]
- The Obsession (Deluxe Edition) · 2025
- Dark Night of the Soul (feat. Ayreon)
- Vermillion (feat. Ayreon) · 2024
- Dystopia (feat. Ayreon)
- Vermillion (feat. Ayreon) · 2024
- The Core (feat. Ayreon)
- Vermillion (feat. Ayreon) · 2024
- Vermillion Dreams (feat. Ayreon)
- Vermillion (feat. Ayreon) · 2024