NameTides

Koa

Koa was the #269 boys' name in the US in 2025 (1,281 babies), and #199 in England & Wales and #457 in Canada.

Koa as a boy’s name

  • US
  • England & Wales
  • Scotland
  • Northern Ireland
  • Ireland
  • Canada
  • NSW
Koa as a boy’s name, US, England & Wales, Scotland, Northern Ireland, Ireland, Canada, NSWBabies per 1,000 in the published list, 1880–2025, for US, England & Wales, Scotland, Northern Ireland, Ireland, Canada. Gaps mark years with too few babies to be published.00.631.251.882.518801900192019401960198020002020Northern IrelandScotlandEngland & WalesUSIrelandCanada
Koa as a boy’s name, US, England & Wales, Scotland, Northern Ireland, Ireland, Canada, NSWBabies per 1,000 in the published list, 1880–2025, for US, England & Wales, Scotland, Northern Ireland, Ireland, Canada. Gaps mark years with too few babies to be published.00.631.251.882.51880192019602000
Babies per 1,000 of the same sex in each published list. New South Wales publishes its top 100 only, so it appears in the rank view and only in years the name made the top 100. Breaks in a line are years with too few babies to be published.
Show the numbers
YearUSEngland & WalesScotlandNorthern IrelandIrelandCanadaNSW
2025#269 (1,281)#199 (259)#152 (29)#126 (18)#286 (15)#457 (69)#50 (144)
2024#292 (1,152)#206 (245)#169 (26)#154 (14)#252 (17)#429 (73)#84 (99)
2023#298 (1,119)#258 (178)#304 (12)#189 (11)#343 (11)#488 (57)#65 (118)
2022#350 (941)#316 (143)#256 (15)#285 (6)#306 (14)#445 (64)#97 (95)
2021#545 (536)#489 (81)#353 (10)#433 (3)#414 (8)#557 (51)#94 (100)
2020#582 (477)#473 (83)#599 (4)#193 (10)#294 (15)#639 (40)—
2019#739 (326)#589 (63)—#365 (4)#506 (6)#941 (24)—
2018#809 (278)#1,194 (22)#595 (4)#365 (4)#435 (8)#1,021 (21)—
2017#936 (223)#996 (30)#602 (4)#415 (3)#710 (3)#1,008 (22)—
2016#1,221 (153)#1,627 (15)———#1,118 (19)—
2015#1,157 (162)#2,150 (10)———#1,122 (18)—
2014#1,456 (112)#1,178 (22)#533 (5)—#715 (3)#2,133 (7)—
2013#1,459 (113)#2,660 (7)———#1,252 (15)—
2012#1,407 (118)#2,458 (8)———#1,971 (8)—
2011#1,687 (88)————#1,944 (8)—

The tide so far

  • Peaked in the US in 2025 at #269.
  • Rising over the last five years.
  • First recorded in the US in 1978.
  • In 2025, 9% of US babies named Koa were girls.

How common is it?

about 1 in 1,300 baby boys in the published US list for 2025.

In a group of 1,000 children born that year, you would expect to meet about 1. How we work this out.

How common, country by country

WhereSexLatest yearShareVerdict
USBoys2025about 1 in 1,300uncommon
England & WalesBoys2025about 1 in 1,100uncommon
ScotlandBoys2025about 1 in 680common
Northern IrelandBoys2025about 1 in 460common
IrelandBoys2025about 1 in 1,600uncommon
CanadaBoys2025about 1 in 2,300uncommon

Next year

On its recent trend, Koa is likely to keep rising in the US in 2026: about 1 in 980 baby boys. Likely range 1 in 680 to 1 in 1,400.

Estimate, not an official figure. How we estimate.

Across the US

Koa by state, 2025Alaska: #143AKMaine: #206MEWisconsin: #340WIVermont: fewer than 5 babiesVTNew Hampshire: fewer than 5 babiesNHWashington: #321WAIdaho: #214IDMontana: #201MTNorth Dakota: fewer than 5 babiesNDMinnesota: #420MNIllinois: #334ILMichigan: #307MINew York: #455NYMassachusetts: #347MAOregon: #295ORNevada: #140NVWyoming: fewer than 5 babiesWYSouth Dakota: fewer than 5 babiesSDIowa: #379IAIndiana: #325INOhio: #287OHPennsylvania: #304PANew Jersey: #452NJConnecticut: #296CTRhode Island: fewer than 5 babiesRICalifornia: #220CAUtah: #198UTColorado: #278CONebraska: #293NEMissouri: #272MOKentucky: #305KYWest Virginia: fewer than 5 babiesWVVirginia: #230VAMaryland: #285MDDelaware: #168DEArizona: #266AZNew Mexico: #193NMKansas: #246KSArkansas: #247ARTennessee: #311TNNorth Carolina: #210NCSouth Carolina: #178SCDistrict of Columbia: fewer than 5 babiesDCOklahoma: #282OKLouisiana: #293LAMississippi: #239MSAlabama: #238ALGeorgia: #193GAHawaii: #28HITexas: #297TXFlorida: #247FL
Koa (boys) rank in each state, 2025. Hatched states recorded fewer than 5 babies.
  • #1–10
  • #11–50
  • #51–100
  • #101–500
  • below #500

Across Canada

ProvinceYearRankBabies
Ontario2024#50324

Koa (boys): rank in each province’s latest list. Only Quebec and Ontario publish full name lists; Ontario’s latest list is a year behind.

Spellings

Official statistics count each spelling separately, so we show them side by side rather than adding them up.

SpellingWhereSexLatest rankBabies
KoaCanadaGirls#3,4785
KoaCanadaBoys#45769
KoaEngland & WalesGirls#2,00614
KoaEngland & WalesBoys#199259
KoaIrelandBoys#28615
KoaNorthern IrelandGirls—too few
KoaNorthern IrelandBoys#12618
KoaNSWBoys#50144
KoaScotlandBoys#15229
KoaUSGirls#1,587132
KoaUSBoys#2691,281