Rhiannon
- Gender
- Girl
- Say it
- ree-AN-on
- Origin
- Welsh
- UK rank, 2025
- #1,460 for girls
- US rank, 2025
- #1,119 for girls
Rhiannon is a girls' name of Welsh origin, meaning “great queen”. In 2025 it ranked 1,460th for girls in the UK (22 babies) and 1,119th for girls in the US (210 babies).
What does Rhiannon mean?
Welsh: 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.
More on Wiktionary.
Is Rhiannon a girl's or a boy's name?
Rhiannon is a girls' name. In 2025, it was given to 22 girls in the UK and 210 girls in the US. Too few boys were given it to be listed.
How popular is Rhiannon in the UK?
- Rank in 2025
- 1,460th among girls
- Babies in 2025
- 22 about 1 in 13,000 girls
- Five-year trend
- Steady down 12% in five years
- Same name in a class
- under 1% chance among 15 girls
In 2025, 22 girls in the UK were named Rhiannon, making it the 1,460th most popular name for girls. Five years earlier, in 2020, it was 1,246th. Its busiest year was 1998, with 731 girls.
Half of all the girls named Rhiannon in the UK since 1996 were born between 1998 and 2005. It was already well used in 1996, when the records begin, so earlier girls aren't counted.
Among girls in 2025, it was 1,407th in England and Wales.
In the England and Wales top 100 for girls, which the ONS has published every ten years since 1904: 1994 (#91).
Rhiannon in the UK, year by year
| Year | Girls | Rank |
|---|---|---|
| 2025 | 22 | #1,460 |
| 2024 | 28 | #1,248 |
| 2023 | 27 | #1,285 |
| 2022 | 25 | #1,363 |
| 2021 | 22 | #1,491 |
| 2020 | 28 | #1,246 |
| 2019 | 27 | #1,285 |
| 2018 | 33 | #1,124 |
| 2017 | 27 | #1,326 |
| 2016 | 33 | #1,133 |
| 2015 | 37 | #1,040 |
| 2014 | 36 | #1,053 |
| 2013 | 44 | #915 |
| 2012 | 51 | #822 |
| 2011 | 61 | #705 |
| 2010 | 109 | #442 |
| 2009 | 139 | #355 |
| 2008 | 177 | #294 |
| 2007 | 287 | #213 |
| 2006 | 315 | #187 |
| 2005 | 355 | #168 |
| 2004 | 376 | #160 |
| 2003 | 504 | #116 |
| 2002 | 445 | #122 |
| 2001 | 467 | #118 |
| 2000 | 594 | #101 |
| 1999 | 657 | #90 |
| 1998 | 731 | #84 |
| 1997 | 675 | #89 |
| 1996 | 704 | #86 |
How popular is Rhiannon in the US?
- Rank in 2025
- 1,119th among girls
- Babies in 2025
- 210 about 1 in 7,700 girls
- Five-year trend
- Steady up 10% in five years
- Same name in a class
- under 1% chance among 15 girls
In 2025, 210 girls in the US were named Rhiannon, making it the 1,119th most popular name for girls. Five years earlier, in 2020, it was 1,156th. Its busiest year was 1999, with 651 girls. It first appears in the records in 1974.
Half of all the girls named Rhiannon in the US since 1880 were born between 1986 and 2005, the years shaded on the chart below.
Rhiannon in the US, year by year
| Year | Girls | Rank |
|---|---|---|
| 2025 | 210 | #1,119 |
| 2024 | 178 | #1,296 |
| 2023 | 210 | #1,154 |
| 2022 | 219 | #1,120 |
| 2021 | 224 | #1,103 |
| 2020 | 204 | #1,156 |
| 2019 | 189 | #1,239 |
| 2018 | 150 | #1,461 |
| 2017 | 158 | #1,436 |
| 2016 | 142 | #1,567 |
| 2015 | 120 | #1,743 |
| 2014 | 134 | #1,602 |
| 2013 | 106 | #1,888 |
| 2012 | 128 | #1,663 |
| 2011 | 156 | #1,446 |
| 2010 | 161 | #1,420 |
| 2009 | 204 | #1,218 |
| 2008 | 250 | #1,045 |
| 2007 | 289 | #934 |
| 2006 | 378 | #739 |
| 2005 | 363 | #741 |
| 2004 | 439 | #622 |
| 2003 | 476 | #579 |
| 2002 | 511 | #537 |
| 2001 | 553 | #496 |
| 2000 | 612 | #453 |
| 1999 | 651 | #424 |
| 1998 | 554 | #465 |
| 1997 | 346 | #643 |
| 1996 | 297 | #712 |
| 1995 | 350 | #624 |
| 1994 | 389 | #586 |
| 1993 | 302 | #708 |
| 1992 | 325 | #675 |
| 1991 | 299 | #707 |
| 1990 | 320 | #670 |
| 1989 | 302 | #674 |
| 1988 | 240 | #784 |
| 1987 | 262 | #698 |
| 1986 | 296 | #628 |
| 1985 | 272 | #665 |
| 1984 | 360 | #533 |
| 1983 | 361 | #524 |
| 1982 | 391 | #514 |
| 1981 | 384 | #513 |
| 1980 | 408 | #499 |
| 1979 | 423 | #483 |
| 1978 | 460 | #435 |
| 1977 | 491 | #418 |
| 1976 | 272 | #593 |
| 1975 | 15 | #4,139 |
| 1974 | 5 | #8,773 |
Nicknames for Rhiannon
- Rhi
Names like Rhiannon
Names given in the same years and the same naming tradition, with a similar sound.
Cassidy, Raegan, Ffion, Keira, Teagan, Eowyn, Caoimhe, Aoibheann, Tegan, Kiara, Caragh, Caitlin
Names related to Rhiannon
Rhianna, Rhianne, Riannon, Rhiann, Rhiana, Rhiannan, Rhianon, Rheannon
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), Baby names (Northern Ireland Statistics and Research Agency) and Popular Baby Names (US Social Security Administration). Nameling last updated them on 20 October 2026. How the figures are worked out, and the data to download.
To cite this page: Nameling, “Rhiannon: name meaning, origin and popularity”, https://www.nameling.co.uk/names/rhiannon, updated 20 October 2026.