Clubs involved in establishing the Rugby Football Supporters Union
- Bath Rugby Supporters Club (BRSC)
- Bedford Blues Supporters Club (BBSC)
- Blackheath Rugby Supporters Club
- Bristol Rugby Supporters Club
- Coventry Rugby Supporters Club (CRSC)
- Ealing Trailfinders Supporters Association
- Exeter Chiefs Supporters Club
- London Irish Supporters Club (LISC)
- Newcastle Red Bulls Supporters Club
- Quins Supporters’ Association (QuinsSA)
- Saints Sinners
- Sale Sharks Supporters Club
- Saracens Supporters Association (SSAracens)
- Worcester Warriors Supporters Trust (WWST)
Other supporters clubs that have expressed an interest:
- Ampthill Rugby Club
- Cambourne
- Jersey Rugby Club
- Leicester Tigers Supporters Club