Rhiannon
Recorded for both sexesGen Z2025 rank
#1,119
up +181 places
2025 births
210
up +32 births
All-time births
15,539
1% of them in 2025
More common than
98%
of all archived spellings recorded for girls, by lifetime births for that sex
- Peak year
- 1999
- 651 births
- Best rank
- #418
- in 1977
- First recorded
- 1974
- #9,835 that year
- Last recorded
- 2025
- still in the data
- Average birth year
- 1997
- weighted by recorded births
- Years recorded
- 52 of 146
- unbroken
Top five years
- 1999651#424Peak
- 2000612#453
- 1998554#467
- 2001553#497
- 2002511#537
Rank over time
Inverted scale — nearer the top is more popular. Unrecorded years are left blank, not drawn as zero.
Best rank #418 in 1977 · peak births 651 in 1999
Boys and girls
Births per year for each sex, on one shared scale. The girls' series is dashed.
● 0% boys■ 100% girls
5 boys · 15,539 girls, all time
Births by decade
Where the name's whole run sits, with the best and worst rank it held in each decade
Trajectory by decade
Where Rhiannon has ranked, decade by decade
The band spans each decade's best and worst rank; the line follows its best.