Rhianon
- Gender
- Girl
- Say it
- ree-AN-on
- Origin
- Welsh
Rhianon is a girls' name of Welsh origin, meaning “great queen”. Too few babies were given it in the latest year to rank.
What does Rhianon mean?
Welsh: spelling of Rhiannon; probably from Brittonic Rigantona
“great queen”
Rhiannon is a heroine of the Mabinogion, the medieval Welsh tales, linked with a white horse and enchanted singing birds.
Meaning borrowed from Rhiannon. More on Wiktionary.
Is Rhianon a girl's or a boy's name?
Rhianon is a girls' name.
How popular is Rhianon in the UK?
No girls in the UK were given it in 2025, or too few to be listed. Its busiest year was 1996, with 14 girls.
Half of all the girls named Rhianon in the UK since 1996 were born between 1997 and 2002. It was already well used in 1996, when the records begin, so earlier girls aren't counted.
Rhianon in the UK, year by year
| Year | Girls | Rank |
|---|---|---|
| 2008 | 3 | #5,772 |
| 2007 | 4 | #4,494 |
| 2006 | 5 | #3,724 |
| 2005 | 3 | #4,976 |
| 2004 | 0 | – |
| 2003 | 1 | #5,865 |
| 2002 | 7 | #2,436 |
| 2001 | 12 | #1,637 |
| 2000 | 5 | #2,907 |
| 1999 | 4 | #3,374 |
| 1998 | 8 | #2,110 |
| 1997 | 11 | #1,664 |
| 1996 | 14 | #1,381 |
Nicknames for Rhianon
- Rhi
Names like Rhianon
Names given in the same years and the same naming tradition, with a similar sound.
Ffion, Cassidy, Raegan, Caitlin, Tegan, Teagan, Caragh, Kiara, Keira, Eowyn, Fallon, Aoibheann
Names related to Rhianon
Rhiannon, Rihanna, Rhianna, Rhian, Rianna, Rhianne, Rianne, Riannon
More Welsh names
Dylan, Owen, Winnie, Maddox, Morgan, Idris, Reese, Bowen, Griffin, Rhys, Gavin, Reece, Nia, Seren, Gwendolyn, Winifred
Sources
Figures from Baby names in England and Wales (Office for National Statistics), Babies' first names (National Records of Scotland) and Baby names (Northern Ireland Statistics and Research Agency). Nameling last updated them on 20 October 2026. How the figures are worked out, and the data to download.
To cite this page: Nameling, “Rhianon: name meaning, origin and popularity”, https://www.nameling.co.uk/names/rhianon, updated 20 October 2026.