Riverside has six people listed as members according to MusicBrainz, with data retrieved on 2026-10-09. This list reflects the database’s current and former members, their roles, and years of activity within the band.
Current Members
- Piotr Kozieradzki – drums, 2001–present
- Michał Łapaj – keyboards, 2003–present
Former Members
- Jacek Melnicki – keyboards, 2001–2003
- Mariusz Duda – acoustic guitar, electric bass guitar, lead vocals, 2001–2026
- Piotr Grudziński – not listed, 2001–2016
- Maciej Meller – guitar, 2020–2026
Original Line-up
- Piotr Grudziński – not listed, 2001–2016
- Piotr Kozieradzki – drums, 2001–present
Line-up Timeline
| Member | Role | Years |
|---|---|---|
| Jacek Melnicki | keyboards | 2001–2003 |
| Mariusz Duda | acoustic guitar, electric bass guitar, lead vocals | 2001–2026 |
| Piotr Grudziński | not listed | 2001–2016 |
| Piotr Kozieradzki | drums | 2001–present |
| Michał Łapaj | keyboards | 2003–present |
| Maciej Meller | guitar | 2020–2026 |
Line-ups and Albums
Riverside’s studio albums and corresponding line-ups based on member years are as follows:
- Out of Myself (2003): Members active in 2003 were Jacek Melnicki (keyboards, until 2003), Mariusz Duda (acoustic guitar, electric bass guitar, lead vocals), Piotr Grudziński (not listed), Piotr Kozieradzki (drums), and Michał Łapaj (keyboards, from 2003). This album’s year includes the transition between Jacek Melnicki and Michał Łapaj on keyboards.
- Second Life Syndrome (2005): Members in 2005 were Mariusz Duda, Piotr Grudziński, Piotr Kozieradzki, and Michał Łapaj. Jacek Melnicki was no longer a member.
- Rapid Eye Movement (2007): The line-up remained Mariusz Duda, Piotr Grudziński, Piotr Kozieradzki, and Michał Łapaj.
- Anno Domini High Definition (2009): The same line-up as the previous album with Mariusz Duda, Piotr Grudziński, Piotr Kozieradzki, and Michał Łapaj.
- Shrine of New Generation Slaves (2013): Members were Mariusz Duda, Piotr Grudziński, Piotr Kozieradzki, and Michał Łapaj.
- Love, Fear and the Time Machine (2015): The members were Mariusz Duda, Piotr Grudziński, Piotr Kozieradzki, and Michał Łapaj. This was the last album released before Piotr Grudziński’s departure in 2016.
- Wasteland (2018): Members in 2018 were Mariusz Duda, Piotr Kozieradzki, and Michał Łapaj. Piotr Grudziński had left by 2016, and Maciej Meller had not yet joined.
- ID.Entity (2023): The 2023 line-up included Mariusz Duda, Piotr Kozieradzki, Michał Łapaj, and Maciej Meller (who joined in 2020). This album features the four members active at that time.
How This List Was Compiled
This list was compiled using MusicBrainz ‘member of band’ relations as of 2026-10-09. Only official band members with a ‘member of band’ relation are included. Touring or session players, collaborators, and other contributors are not listed here, consistent with the source data. The roles and years are reproduced exactly as provided by MusicBrainz, without any additions or assumptions.
Frequently Asked Questions
- How many members are listed for Riverside?
- There are six people listed as members of Riverside.
- Who is listed without an end date?
- Piotr Kozieradzki (drums) and Michał Łapaj (keyboards) are listed without an end date, indicating current membership as of the retrieval date.
- Who does MusicBrainz mark as original members?
- Piotr Grudziński and Piotr Kozieradzki are marked as original members.
- Where does the data come from?
- The data comes from the MusicBrainz database, retrieved on 2026-10-09, supplemented by the Riverside Wikipedia article for context.
Final Thoughts
The membership history of Riverside shows a progression of musicians contributing to the band’s evolving sound over the years. This list aims to provide a clear and factual overview of those who have been officially recognized as members throughout the band’s career.
For further details beyond official membership, MusicBrainz or Wikipedia may offer additional context, but this article remains strictly within the verified data.
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