Thi: 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	Girls	Boys	Total	Per year	Change	Best rank
1880s	–	–	–	–	–	–
1890s	–	–	–	–	–	–
1900s	–	–	–	–	–	–
1910s	–	–	–	–	–	–
1920s	–	–	–	–	–	–
1930s	–	–	–	–	–	–
1940s	–	–	–	–	–	–
1950s	–	–	–	–	–	–
1960s	–	–	–	–	–	–
1970s	24	5	29	3	–	#6,565
1980s	114	35	149	15	+414%	#4,019
1990s	119	23	142	14	-5%	#5,048
2000s	115	–	115	12	-19%	#8,064
2010s	36	–	36	4	-69%	#11,128
2020s (to 2025)	–	–	–	–	–	–

Decade

Girls

Boys

Total

Per year

Change

Best rank

1880s

–

1890s

–

1900s

–

1910s

–

1920s

–

1930s

–

1940s

–

1950s

–

1960s

–

1970s

–

#6,565

1980s

114

149

+414%

#4,019

1990s

119

142

-5%

#5,048

2000s

115

–

115

-19%

#8,064

2010s

–

-69%

#11,128

2020s (to 2025)

–

The story of Thi

Thi is not currently in use for newborns in the United States: fewer than five babies received the name in 2025. Its story lives in the historical record below.

Since 1976, 471 American babies have been named Thi, about 87% girls and 13% boys, making it a genuinely unisex name. Its peak came in 1983, when 27 newborns received the name, the signature sound of the 1980s.

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 Thi stood among all girls' names in any year, or use the compare tool to plot it against other names.

How old are people named Thi?

The median living Thi is about 32 years old; half are between 23 and 40. An estimated 500 people named Thi 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.

Thi year by year

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

Year	Girls	Girls rank	Boys	Boys rank
2025	–	–	–	–
2024	–	–	–	–
2023	–	–	–	–
2022	–	–	–	–
2021	–	–	–	–
2020	–	–	–	–
2019	–	–	–	–
2018	6	#15,516	–	–
2017	–	–	–	–
2016	–	–	–	–
2015	5	#18,873	–	–
2014	–	–	–	–
2013	5	#19,061	–	–
2012	5	#19,304	–	–
2011	10	#11,128	–	–
2010	5	#19,599	–	–
2009	9	#12,364	–	–
2008	11	#10,746	–	–
2007	16	#8,064	–	–
2006	15	#8,209	–	–
2005	8	#12,919	–	–
2004	11	#9,843	–	–
2003	9	#11,256	–	–
2002	11	#9,428	–	–
2001	13	#8,159	–	–
2000	12	#8,504	–	–
1995	5	#15,580	–	–
1990	19	#5,048	–	–
1985	12	#6,013	7	#5,718
1980	9	#7,363	–	–
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 Thi, drawn from the same Social Security data as the charts above.

How old is the average Thi?

The median living Thi is about 32 years old. Half of all living This are between 23 and 40 years old.

How many people named Thi are alive today?

An estimated 500 people named Thi are alive in the United States, based on 471 recorded births and Social Security life tables.

How popular is the name Thi in 2025?

Thi did not appear in the 2025 Social Security data, which means fewer than five babies received the name that year.

How many people are named Thi?

471 babies have been named Thi in the United States since 1976, based on Social Security card applications.

When was the name Thi most popular?

Thi peaked in 1983, when 27 newborns received the name.

Is Thi a boy or girl name?

Thi is used for both: about 87% of babies named Thi have been girls and 13% boys.

Is the name Thi rising or falling?

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

Thi

Thi popularity over time

The story of Thi

How old are people named Thi?

Thi year by year

Frequently asked questions

Names like Thi