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Thor

Boys’ name Recorded 1904-2025

Thor was given to 44 boys in 2025, #2,874 among boys’ names; 4,857 Americans have been recorded with it since 1904 (Social Security Administration, published May 2026).

An estimated 4,190 Americans named Thor and born in the U.S. are alive in 2026 (86% of everyone recorded); the median is 26 years old and half are between 13 and 49.

Babies named Thor each year, first recorded in 1904
Thor, 1900-2025; highest in 2015.25507510012519001920194019601980200020252015 peak: 118
Thor, 1900-2025; highest in 2015.25507510012519001920194019601980200020252015 peak: 118
Thor, 1900-2025; highest in 2015.25507510012519001920194019601980200020252015 peak: 118
Thor, 1900-2025; highest in 2015.25507510012519001940198020252015 peak: 118

Girls and boys together; gaps are years SSA did not record (fewer than 5 births).

Births of Thor by year: SSA national baby-name file, 1880-2025, published May 8, 2026. SSA’s notes on the data.

What does Thor mean?

Wiktionary, English section

Thor is “a male given name from the Germanic languages, occasionally borrowed from Scandinavia.”

Representing Old Norse Þórr. Cognate with Old English Þunor, Swedish Tor.

/θoɹ/

From Wiktionary, the free dictionary, entry Thor (English), CC BY‑SA 4.0. Quoted from the entry; text after a cross-reference to another sense is left out.

Meaning: Wiktionary, English section, as of Sep 25, 2026 (CC BY‑SA 4.0).

How popular is Thor?

#2,874 among boys’ names, 2025

Thor fell from #1,442 in 2015 to #2,874 in 2025 among boys’ names; its share of boys born fell from 61.6 to 25.8 per million.

118 babies in 2015, the peak

Thor peaked in 2015, when 118 boys were given it, #1,442 among boys’ names. The 44 births of 2025 are 37% of that peak.

Thor by year
YearBirthsRankPer million boys
202544#2,87425.8
202446#2,82526.7
202371#2,09341.5
202281#1,93546.4
202187#1,81449.7
202086#1,77649.8
201995#1,68652.9
2018106#1,58358.4
201799#1,62153.5
201690#1,73747.4
Every recorded year (115)
YearBirthsRankPer million boys
2015118#1,44261.6
2014115#1,44159.9
201394#1,63249.7
2012104#1,54154.8
2011107#1,50956.3
201098#1,60951.1
200977#1,88438.8
2008103#1,56150.5
200773#1,94635.2
200674#1,85436.0
200575#1,76737.6
200457#2,09428.7
200371#1,73235.9
200257#1,96529.4
200162#1,81031.9
200050#2,04125.5
199949#1,99025.5
199845#2,08923.5
199750#1,87926.5
199648#1,89725.3
199545#1,90523.6
199451#1,74626.4
199345#1,86622.9
199261#1,49730.5
199148#1,71423.8
199056#1,52227.3
198953#1,54226.5
198848#1,54625.1
198755#1,36129.5
198649#1,43426.6
198538#1,66520.6
198445#1,44124.9
198341#1,51122.9
198241#1,53622.6
198140#1,54222.3
198059#1,20133.1
197952#1,28830.2
197846#1,36928.0
197737#1,54322.5
197637#1,49623.6
197546#1,27829.5
197451#1,17032.4
197359#1,06537.9
197264#1,01339.5
197181#90945.8
197065#1,01435.0
196965#95836.3
196867#88338.6
196747#1,08527.0
196667#88737.6
196559#96531.7
196456#1,01428.1
196350#1,08924.6
196252#1,06725.1
196164#96530.1
196041#1,23819.2
195928#1,52013.1
195823#1,67310.8
195720#1,8299.3
195627#1,52912.8
195532#1,36615.5
195414#2,2026.9
195317#1,9498.6
195221#1,69610.8
195113#2,2366.9
195013#2,1937.3
194918#1,81410.1
194814#2,1088.0
194719#1,78310.4
194611#2,3916.8
194511#2,2338.2
194415#1,88211.0
194314#2,0639.8
194214#2,03510.1
194115#1,89212.2
19406#3,4325.2
19398#2,8087.2
193812#2,17410.8
19379#2,6608.4
19366#3,5105.8
193510#2,5169.6
193411#2,38010.7
19335#4,1045.0
193212#2,30811.5
193110#2,6339.6
19308#3,2627.3
192913#2,31012.1
192815#2,15113.5
19275#4,7394.4
19269#3,1198.1
192516#2,07914.3
192413#2,45611.5
19238#3,4357.3
192211#2,78010.1
192111#2,78510.0
192016#2,11915.0
19199#3,0979.2
191812#2,52211.8
191715#2,08216.2
191610#2,71511.2
191513#2,16815.3
191411#2,08916.8
19139#2,07617.6
19127#2,24716.3
19045#1,38139.0

Download Thor’s births by year (CSV)

Ranks and shares: boys’ names in each year’s SSA file; share of all boys SSA recorded that year.

Is Thor a boy’s or a girl’s name?

Thor has been recorded only for boys: SSA lists no girls with the name in 115 years of records (it lists a name only in years with 5 or more babies of a sex).

Girls and boys named Thor: the SSA national file counts each sex separately.

How many people are named Thor, and how old are they?

4,190 alive in 2026, estimated

That is 86% of the 4,857 Americans ever recorded as Thor. The median Thor alive today is 26 years old; half are between 13 and 49.

The 2020 Census counted 4,062 people named Thor (49 women and girls, 4,013 men and boys). SSA’s births carried forward to Census day, April 1, 2020, predict 3,923 born in the U.S. The Census count is 4% above that prediction.

Alive today, by age

90-996
80-8939
70-79115
60-69359
50-59511
40-49416
30-39488
20-29 (median)578
10-19970
0-9710

Alive today, by generation

By generation
GenerationBornAlive
Silent Generation1928-194540
Baby Boomers1946-1964376
Generation X1965-1980793
Millennials1981-1996726
Generation Z1997-20121,140
Generation Alpha2013-20251,120

An estimate, not a count. SSA’s files count people born in the United States who received a Social Security number, so anyone born abroad is not in them; before 1937 most people got a number as adults, and their survival is counted from that age.

Living estimate: SSA births carried forward with the survival rates in SSA’s cohort life tables (2024 Trustees Report) for each birth year and sex. How the estimate is made. Count: Census Bureau, first names in the 2020 Census (released April 14, 2026; names reported 100 or more times, with the Bureau’s disclosure-avoidance adjustment).

Where are babies named Thor born?

States with the most births: girls and boys together; rank among boys’ names in the state in 2025
StateBirths 2025Rank, boysvs. national
California8#1,9701.0×

Where Thor is more common than its national share predicts

Relative to its national share, Thor is most over-represented in Minnesota: since 1910 it was given 2.0 times as often there as its national share each year would predict.

Minnesota2.03×

Bars start at 1× (as often as the national share predicts).

States: SSA state file, 1910-2025, published May 8, 2026; births count girls and boys together, and the rank is among boys’ names in the state in 2025. The file leaves out any state and year with fewer than 5 babies of the name, so small states are undercounted; each ratio compares the state’s births of Thor with the births its national share predicts year by year, for states with at least 100 births of the name.

Names that rose and fell in the same decades as Thor

Names whose births rose and fell across the same decades, measured on each decade’s share of births.

NameRecorded1900-2025
Baron7,059
Thane2,604
Sven2,517
Joachim1,203
Dietrich2,212
Leif10,002

Similar histories: each decade’s share of births, from the SSA national file, 1880-2025, published May 8, 2026. SSA’s notes on the data.

More about Thor and names like it

  1. Compare Thor and BaronBirths, ranks, peak and the living estimate side by side.
  2. The most given names of the 2010sThor peaked in 2015.
  3. California’s most given namesThe state where SSA recorded the most babies named Thor since 1910.
  4. The top names of 2015The year the most babies were named Thor.
  5. The names of Generation ZMost people named Thor alive today were born 1997-2012.
  6. Names starting with TMost given first.

Compare Thor with another name