NameTides

Dia

Dia was the #4,172 girls' name in the US in 2025 (34 babies), and #2,788 in England & Wales and #1,668 in Canada.

Dia as a girl’s name

  • US
  • England & Wales
  • Scotland
  • Ireland
  • Canada
Dia as a girl’s name, US, England & Wales, Scotland, Ireland, CanadaBabies per 1,000 in the published list, 1880–2025, for US, England & Wales, Scotland, Ireland, Canada. Gaps mark years with too few babies to be published.00.050.10.150.218801900192019401960198020002020ScotlandCanadaEngland & WalesUS
Dia as a girl’s name, US, England & Wales, Scotland, Ireland, CanadaBabies per 1,000 in the published list, 1880–2025, for US, England & Wales, Scotland, Ireland, Canada. Gaps mark years with too few babies to be published.00.050.10.150.21880192019602000
Babies per 1,000 of the same sex in each published list. Breaks in a line are years with too few babies to be published.
Show the numbers
YearUSEngland & WalesScotlandIrelandCanada
2025#4,172 (34)#2,788 (9)#780 (3)—#1,668 (14)
2024#4,114 (35)#2,254 (12)——#1,710 (13)
2023#3,047 (54)#1,640 (18)——#1,419 (16)
2022#3,313 (48)#2,325 (11)——#1,550 (14)
2021#3,435 (45)#2,499 (10)——#1,522 (15)
2020#3,179 (49)#2,843 (8)——#1,662 (13)
2019#3,718 (40)#2,170 (12)——#2,025 (10)
2018#3,739 (40)#4,684 (4)——#2,587 (7)
2017#3,627 (42)#3,229 (7)——#2,041 (10)
2016#3,229 (50)#2,367 (11)——#2,383 (8)
2015#2,810 (62)#1,865 (15)—#896 (3)#1,427 (16)
2014#3,080 (54)#1,628 (18)——#1,600 (14)
2013#2,973 (56)#2,460 (10)—#747 (4)#1,512 (15)
2012#2,866 (60)#1,893 (15)——#1,194 (21)
2011#3,550 (44)#2,025 (13)—#937 (3)#1,081 (23)

The tide so far

  • Peaked in the US in 2015 at #2,810.
  • Falling over the last five years.
  • First recorded in the US in 1948.
  • In 2024, 88% of US babies named Dia were girls.

How common is it?

about 1 in 48,000 baby girls in the published US list for 2025.

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

How common, country by country

WhereSexLatest yearShareVerdict
USGirls2025about 1 in 48,000rare
England & WalesGirls2025about 1 in 28,000rare
ScotlandGirls2025about 1 in 6,000uncommon
CanadaGirls2025about 1 in 11,000rare

Next year

On its recent trend, Dia is likely to hold steady in the US in 2026: about 1 in 48,000 baby girls. Likely range 1 in 34,000 to 1 in 69,000.

Estimate, not an official figure. How we estimate.

Across the US

Dia by state, 2025Alaska: fewer than 5 babiesAKMaine: fewer than 5 babiesMEWisconsin: fewer than 5 babiesWIVermont: fewer than 5 babiesVTNew Hampshire: fewer than 5 babiesNHWashington: fewer than 5 babiesWAIdaho: fewer than 5 babiesIDMontana: fewer than 5 babiesMTNorth Dakota: fewer than 5 babiesNDMinnesota: fewer than 5 babiesMNIllinois: fewer than 5 babiesILMichigan: fewer than 5 babiesMINew York: fewer than 5 babiesNYMassachusetts: fewer than 5 babiesMAOregon: fewer than 5 babiesORNevada: fewer than 5 babiesNVWyoming: fewer than 5 babiesWYSouth Dakota: fewer than 5 babiesSDIowa: fewer than 5 babiesIAIndiana: fewer than 5 babiesINOhio: fewer than 5 babiesOHPennsylvania: fewer than 5 babiesPANew Jersey: fewer than 5 babiesNJConnecticut: fewer than 5 babiesCTRhode Island: fewer than 5 babiesRICalifornia: fewer than 5 babiesCAUtah: fewer than 5 babiesUTColorado: fewer than 5 babiesCONebraska: fewer than 5 babiesNEMissouri: fewer than 5 babiesMOKentucky: fewer than 5 babiesKYWest Virginia: fewer than 5 babiesWVVirginia: fewer than 5 babiesVAMaryland: fewer than 5 babiesMDDelaware: fewer than 5 babiesDEArizona: fewer than 5 babiesAZNew Mexico: fewer than 5 babiesNMKansas: fewer than 5 babiesKSArkansas: fewer than 5 babiesARTennessee: fewer than 5 babiesTNNorth Carolina: fewer than 5 babiesNCSouth Carolina: fewer than 5 babiesSCDistrict of Columbia: fewer than 5 babiesDCOklahoma: fewer than 5 babiesOKLouisiana: fewer than 5 babiesLAMississippi: fewer than 5 babiesMSAlabama: fewer than 5 babiesALGeorgia: fewer than 5 babiesGAHawaii: fewer than 5 babiesHITexas: #3,285TXFlorida: fewer than 5 babiesFL
Dia (girls) 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#1,5856

Dia (girls): 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
DiaCanadaGirls#1,66814
DiaEngland & WalesGirls#2,7889
DiaIrelandGirls—too few
DiaNorthern IrelandGirls—too few
DiaScotlandGirls#7803
DiaUSGirls#4,17234
DiaUSBoys—too few