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Sia

Gender
Girl
Say it
SEE-a
UK rank, 2025
#655 for girls
US rank, 2025
#1,107 for girls

Sia is a girls' name. In 2025 it ranked 655th for girls in the UK (63 babies) and 1,107th for girls in the US (215 babies).

What does Sia mean?

May be a spelling of Siya or a short form

Can be a spelling of the Indian name Siya, a name of the goddess Sita, or a short form of names ending in -sia.

More on Wiktionary.

Is Sia a girl's or a boy's name?

Sia is a girls' name. In 2025, it was given to 63 girls in the UK and 215 girls in the US. Too few boys were given it to be listed.

How popular is Sia in the UK?

Rank in 2025
655th among girls
Babies in 2025
63 about 1 in 4,400 girls
Five-year trend
Steady up 6% in five years
Same name in a class
under 1% chance among 15 girls

In 2025, 63 girls in the UK were named Sia, making it the 655th most popular name for girls. Five years earlier, in 2020, it was 720th. Its busiest year was 2017, with 98 girls.

2025 had fewer girls named Sia than any year since 2020.

Half of all the girls named Sia in the UK since 1996 were born between 2014 and 2022, the years shaded on the chart below.

Among girls in 2025, it was 622nd in England and Wales.

1997Busiest: 98 in 20172025
Sia in the UK, year by year
YearGirlsRank
202563#655
202469#612
202373#570
202273#583
202168#617
202056#720
201960#703
201877#585
201798#495
201681#569
201545#887
201448#866
201339#1,007
201236#1,058
201126#1,303
201023#1,418
200921#1,449
200815#1,840
200717#1,614
200623#1,229
200518#1,382
200417#1,399
20035#3,233
20027#2,436
20017#2,341
20004#3,399
19990–
19980–
19975#2,896

How popular is Sia in the US?

Rank in 2025
1,107th among girls
Babies in 2025
215 about 1 in 7,500 girls
Five-year trend
Steady up 15% in five years
Same name in a class
under 1% chance among 15 girls

In 2025, 215 girls in the US were named Sia, making it the 1,107th most popular name for girls. Five years earlier, in 2020, it was 1,282nd. It first appears in the records in 1968.

2025 had the most girls named Sia of any year since it first appeared, in 1968.

Half of all the girls named Sia in the US since 1880 were born between 2010 and 2022, the years shaded on the chart below.

1968Busiest: 215 in 20252025
Sia in the US, year by year
YearGirlsRank
2025215#1,107
2024183#1,270
2023169#1,339
2022212#1,145
2021166#1,337
2020174#1,282
2019148#1,483
2018169#1,335
2017136#1,600
2016127#1,684
2015131#1,636
201466#2,646
201369#2,568
201258#2,934
201157#2,988
201065#2,726
200950#3,297
200854#3,119
200743#3,720
200652#3,175
200558#2,823
200449#3,123
200323#5,230
200217#6,386
20019#10,095
20000–
199912#7,710
19987#11,132
199710#8,329
199612#7,125
19955#13,380
199410#8,116
199321#4,665
199217#5,477
199115#5,943
199012#6,861
198914#5,830
19888#8,386
19870–
19869#7,130
19858#7,560
19849#6,808
198310#6,210
198222#3,646
198112#5,570
198011#5,911
19798#7,311
19787#7,647
19779#6,338
19765#9,282
19758#6,482
19747#6,898
19730–
19727#6,556
19716#7,386
19700–
19690–
19689#4,778

Names like Sia

Names given in the same years and the same naming tradition, with a similar sound.

Names related to Sia

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, “Sia: name meaning, origin and popularity”, https://www.nameling.co.uk/names/sia, updated 20 October 2026.