Siaosi: Name Popularity, History & Rankings (1880

By decade. Change compares yearly averages, so the current partial decade is on equal footing. Best rank is the name's best yearly rank within the decade.

Decade	Boys	Per year	Change	Best rank
1880s	–	–	–	–
1890s	–	–	–	–
1900s	–	–	–	–
1910s	–	–	–	–
1920s	–	–	–	–
1930s	–	–	–	–
1940s	–	–	–	–
1950s	–	–	–	–
1960s	–	–	–	–
1970s	–	–	–	–
1980s	34	3	–	#5,436
1990s	50	5	+47%	#5,714
2000s	81	8	+62%	#6,758
2010s	96	10	+19%	#6,624
2020s (to 2025)	43	7	-25%	#7,661

Decade

Boys

Per year

Change

Best rank

1880s

–

1890s

–

1900s

–

1910s

–

1920s

–

1930s

–

1940s

–

1950s

–

1960s

–

1970s

–

1980s

–

#5,436

1990s

+47%

#5,714

2000s

+62%

#6,758

2010s

+19%

#6,624

2020s (to 2025)

-25%

#7,661

The story of Siaosi

Siaosi is rare for boys in the United States, ranked #10,521 in 2025 with 7 babies given the name. It is currently declining compared with a decade ago.

Since 1980, 304 American babies have been named Siaosi. Its peak came in 2015, when 13 newborns received the name, the signature sound of the 2010s.

The chart above shows the full history: the popularity view (births per 1,000 babies) is the honest comparison across generations, since total US births have changed enormously since 1880. Switch to the rank view to see where Siaosi stood among all boys' names in any year, or use the compare tool to plot it against other names.

How old are people named Siaosi?

The median living Siaosi is about 16 years old; half are between 10 and 29. An estimated 300 people named Siaosi are alive in the United States today.

Estimated from births per year and Social Security period life tables; an approximation of the living age distribution, by age in years.

Siaosi year by year

Every year since 2001, and five-year steps back to 1880. Rank is within each sex.

Year	Boys	Boys rank
2025	7	#10,521
2024	8	#9,737
2023	11	#7,661
2022	9	#8,880
2021	–	–
2020	8	#9,430
2019	6	#11,926
2018	7	#10,581
2017	10	#8,052
2016	7	#10,570
2015	13	#6,624
2014	11	#7,477
2013	11	#7,475
2012	8	#9,576
2011	11	#7,429
2010	12	#7,027
2009	12	#7,167
2008	11	#7,624
2007	8	#9,641
2006	7	#10,497
2005	5	#13,065
2004	6	#11,150
2003	9	#7,738
2002	5	#12,229
2001	8	#8,201
2000	10	#6,758
1995	5	#10,104
1990	7	#7,066
1985	7	#5,680
1980	7	#5,436
1975	–	–
1970	–	–
1965	–	–
1960	–	–
1955	–	–
1950	–	–
1945	–	–
1940	–	–
1935	–	–
1930	–	–
1925	–	–
1920	–	–
1915	–	–
1910	–	–
1905	–	–
1900	–	–
1895	–	–
1890	–	–
1885	–	–
1880	–	–

Frequently asked questions

Quick answers about Siaosi, drawn from the same Social Security data as the charts above.

How old is the average Siaosi?

The median living Siaosi is about 16 years old. Half of all living Siaosis are between 10 and 29 years old.

How many people named Siaosi are alive today?

An estimated 300 people named Siaosi are alive in the United States, based on 304 recorded births and Social Security life tables.

How popular is the name Siaosi in 2025?

Siaosi ranked #10,521 among boys' names in the United States in 2025, with 7 babies given the name, according to Social Security Administration data.

How many people are named Siaosi?

304 babies have been named Siaosi in the United States since 1980, based on Social Security card applications.

When was the name Siaosi most popular?

Siaosi peaked in 2015, when 13 newborns received the name.

Is Siaosi a boy or girl name?

Siaosi is overwhelmingly a boy's name: 100% of babies with the name.

Is the name Siaosi rising or falling?

Siaosi is declining, less popular now than a decade ago.

Siaosi

Siaosi popularity over time

The story of Siaosi

How old are people named Siaosi?

Siaosi year by year

Frequently asked questions

Names like Siaosi