Koa

#1,587 for girls in 2025, 132 births · #269 for boys in 2025, 1,281 births
Given to boys 90.1% of the time

Showing
Show data for
Peak · boys
2025 · 1,281 births
Debut · boys
7 births
In top 100 · boys
never
of 146 years
Total births · boys
7,702
since 1978

Koa over time

girlsboys

Rank within each sex, plotted together. Click any year to open it.

#1#10#100#1,000#10,000rank188019001920194019601980200020202019girlsat peakboysat peak
Hover or use arrow keys to read values by year; click or press Enter to open that year.

Gaps mean fewer than 5 babies received the name that year, so the SSA doesn't publish it.

Show data table
Yeargirlsboys
rankbirthsrankbirths
2025#1,587132#2691,281
2024#1,559136#2921,152
2023#1,724119#2981,119
2022#1,720121#350941
2021#2,84859#545536
2020#2,93155#582477
2019#3,61142#739326
2018#6,79217#809278
2017#5,66122#936223
2016#11,7818#1,221153
2015#9,48111#1,157162
2014#8,48513#1,456112
2013#9,61211#1,459113
2012#10,42910#1,407118
2011#13,3477#1,68788
2010#12,2768#1,89875
2009#8,45414#1,82581
2008#13,8327#1,87477
2007#15,4916#2,30456
2006#15,1526#2,78441
2005#14,5026#2,61442
2004#2,69739
2003#3,18629
2002#2,81733
2001#4,47617
2000#9,16310#4,38917
1999#3,48022
1998#5,84010
1997#4,96012
1996#3,83017
1995#4,50813
1994#6,9687
1993#6,2288
1992#6,6707
1991
1990
1989
1988
1987
1986
1985
1984#7,3988
1983
1982#7,4698
1981#5,4686
1980#10,3925#4,9407
1979#10,2105
1978#4,5547
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First appearance
1978

The first year at least five boys were named Koa! It came in at #4,554, and was given to 7 baby boys.


Quietest stretch: 1979, when fewer than 5 boys a year got the name.

See more about Koa
Momentum · boys
Rising
  • 23 spots since 2024 (#292#269)
  • 313 spots since 2020 (#582#269)
  • 888 spots since 2015 (#1,157#269)
  • Biggest jump: 285 spots in 2017 (#1,221#936)
Rise & fade · boys
47 yrs to peak
  • Debuted 1978
  • Peaked 2025 at #269 (1,281 births)
  • Not yet halved from its peak
Top of the charts · boys
Top 1,000 for 9 yrs
  • Top 10: never
  • Top 100: never
  • Top 1,000: 9 yrs · run 2017–2025
Share of babies · boys
1 in 1,333
  • Highest: 1 in 1,333 boys born in 2025 were named Koa (0.07%)
Era · boys
The 2020s
  • 71.5% of all boys named Koa (5,506) were born in this decade
Girls or boys?
Flipped in 1992
  • Mostly girls until 1991, mostly boys since
all girlsall boys
Show by decade
DecadeBirthsBest rankAvg rank
1970s7#4,554 (1978)#4,554
1980s13#4,940 (1980)#5,204
1990s96#3,480 (1999)#5,311
2000s432#1,825 (2009)#2,897
2010s1,648#739 (2019)#1,277
2020s5,506#269 (2025)#389

All figures count published births only (names given to at least 5 boys in a year). Registrations before 1937 are incomplete, so early shares and totals run low.

Koa in 2019

girls
#3,611
42 births · 1 in 39,961 girls
boys
#739
326 births · 1 in 5,504 boys

Top girls' names in 2019

  1. #1Olivia18,577
  2. #2Emma17,226
  3. #3Ava14,549
  4. #4Sophia13,821
  5. #5Isabella13,407
  6. #6Charlotte13,239
  7. #7Amelia12,944
  8. #8Mia12,508
  9. #9Harper10,497
  10. #10Evelyn10,443
  11. #3,611Koa42

Top boys' names in 2019

  1. #1Liam20,631
  2. #2Noah19,178
  3. #3Oliver13,967
  4. #4William13,658
  5. #5Elijah13,436
  6. #6James13,198
  7. #7Benjamin13,044
  8. #8Lucas12,483
  9. #9Mason11,484
  10. #10Alexander11,327
  11. #739Koa326
More about 2019

girls

1,678,366 girls got a published name in 2019; 1 in 39,961 of them was named Koa, which outranked 80.0% of the 18,024 girls' names that year. The ten most popular names covered 8.2% of girls (24.6% in 1880, 7.0% in 2025).

Ranked beside Koa
  1. #3,552Svea43
  2. #3,552Tula43
  3. #3,552Zayah43
  4. #3,611Koa42
  5. #3,611Adia42
  6. #3,611Aizah42
  7. #3,611Alizee42
  8. #3,665Aarvi41
  9. #3,665Abigael41
  10. #3,665Acadia41

Tied with 53 names at #3,611; 3 shown. Tied names share a rank, as in SSA's lists.

Biggest movers since 2018
Risers
  1. 1,081Amoura#2,059#978
  2. 553Theodora#1,406#853
  3. 456Navy#1,269#813
  4. 415Emani#1,371#956
  5. 403Yaritza#1,216#813
Fallers
  1. 451Emmarie#990#1,441
  2. 368Saniyah#934#1,302
  3. 252Tatiana#692#944
  4. 229Zhavia#879#1,108
  5. 219Jayden#979#1,198

Among names in the top 1,000 of either year.

boys

1,794,216 boys got a published name in 2019; 1 in 5,504 of them was named Koa, which outranked 94.8% of the 14,133 boys' names that year. The ten most popular names covered 7.9% of boys (44.2% in 1880, 8.0% in 2025).

Ranked beside Koa
  1. #735Ray328
  2. #735Saint328
  3. #738Abdullah327
  4. #739Koa326
  5. #739Jamie326
  6. #739Jefferson326
  7. #739Maximo326
  8. #743Thaddeus325
  9. #744Onyx323
  10. #745Wayne322

Tied names share a rank, as in SSA's lists.

Biggest movers since 2018
Risers
  1. 5,830Sekani#6,703#873
  2. 5,230Ermias#5,770#540
  3. 654Amias#1,478#824
  4. 623Kyro#1,343#720
  5. 512Aziel#1,465#953
Fallers
  1. 376Jaxtyn#776#1,152
  2. 252Brysen#860#1,112
  3. 220Coen#814#1,034
  4. 219Chad#899#1,118
  5. 219Imran#933#1,152

Among names in the top 1,000 of either year.

See the top 100 for 2019