Sian
Recorded for both sexesMillennial2025 rank
#16,925
down −4,917 places
2025 births
5
down −3 births
All-time births
858
1% of them in 2025
More common than
88%
of all archived spellings recorded for girls, by lifetime births for that sex
- Peak year
- 2006
- 35 births
- Best rank
- #2,675
- in 1974
- First recorded
- 1962
- #7,433 that year
- Last recorded
- 2025
- still in the data
- Average birth year
- 1995
- weighted by recorded births
- Years recorded
- 62 of 146
- with gaps
Top five years
- 200635#4,252Peak
- 200529#4,687
- 200829#5,123
- 197428#2,675
- 200228#4,487
Rank over time
Inverted scale — nearer the top is more popular. Unrecorded years are left blank, not drawn as zero.
Best rank #2,675 in 1974 · peak births 35 in 2006
Boys and girls
Births per year for each sex, on one shared scale. The girls' series is dashed.
● 17% boys■ 83% girls
172 boys · 858 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 Sian has ranked, decade by decade
The band spans each decade's best and worst rank; the line follows its best.