Name	Known for
Janet Aethwy Delyth Rowlands Delyth Rowlands See fewer	Patagonia (2010)
Catherine Ayers Jo-Jo Wheeler Jo-Jo Wheeler See fewer	Keeping Faith (2017)
Rhodri Evan Gareth 'Balders' Baldwin Gareth 'Balders' Baldwin See fewer	Cowbois Ac Injans (2006)
Simon Fisher Bili Wheeler Bili Wheeler See fewer	Alys (2011)
Geraint Wyn Todd David 'Manny' Manning (as Geraint Todd) David 'Manny' Manning (as Geraint Todd) See fewer	Itopia (2022)
Mared Swain Cez Cez See fewer	Bregus (2021)
Gareth Morris Russ Russ See fewer	Y Palmant Aur (1996)
Rhys ap William Arwyn Arwyn See fewer	The Indian Doctor (2010)
John Rowley Carwyn Carwyn See fewer	Cowbois Ac Injans (2006)
Huw Ceredig Bry Bry See fewer	Twin Town (1997)
Eifion Price Jeff Jeff See fewer	Cowbois Ac Injans (2006)
Lynne Jones Minchin Minchin See fewer	Cowbois Ac Injans (2006)
Gareth John Bale Brad Brad See fewer	Apostle (2018)
Sara Harris-Davies Val Val See fewer	Rain: An Original Musical (2012)
Caitlin Richards Gemma Gemma See fewer	The Pact (I) (2021)
Cai Green Mabon Mabon See fewer	Cowbois Ac Injans (2006)