NameTides

Isaac

Isaac was the #47 boys' name in the US in 2025 (5,953 babies), and #36 in England & Wales and #39 in Canada.

Isaac as a boy’s name

  • US
  • England & Wales
  • Scotland
  • Northern Ireland
  • Ireland
  • Canada
  • NSW
  • VIC
Isaac as a boy’s name, US, England & Wales, Scotland, Northern Ireland, Ireland, Canada, NSW, VICBabies 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.02.557.51018801900192019401960198020002020Northern IrelandEngland & WalesScotlandUSCanadaIreland
Isaac as a boy’s name, US, England & Wales, Scotland, Northern Ireland, Ireland, Canada, NSW, VICBabies 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.02.557.5101880192019602000
Babies per 1,000 of the same sex in each published list. New South Wales and Victoria publish their top 100 only, so they appear 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 IrelandIrelandCanadaNSWVIC
2025#47 (5,953)#36 (1,331)#56 (77)#31 (55)#104 (54)#39 (544)#26 (199)#19 (223)
2024#41 (6,529)#37 (1,360)#49 (90)#26 (60)#99 (56)#36 (579)#19 (230)#27 (195)
2023#42 (6,621)#27 (1,611)#57 (89)#27 (64)#83 (72)#37 (556)#33 (194)#35 (153)
2022#41 (6,752)#26 (1,733)#62 (84)#40 (57)#100 (63)#40 (582)#19 (267)#25 (189)
2021#40 (6,987)#25 (1,888)#62 (85)#31 (66)#87 (74)#34 (674)#23 (268)#26 (201)
2020#39 (7,155)#21 (2,074)#63 (83)#20 (81)#81 (77)#35 (672)#23 (259)#20 (229)
2019#34 (8,231)#23 (2,331)#58 (100)#23 (79)#89 (77)#32 (712)#18 (289)#23 (233)
2018#34 (8,503)#20 (2,578)#67 (99)#33 (72)#98 (68)#29 (803)#17 (290)#21 (217)
2017#32 (8,894)#24 (2,432)#45 (126)#24 (85)#84 (86)#29 (803)#15 (326)#21 (221)
2016#31 (9,782)#20 (2,662)#54 (122)#25 (89)#98 (71)#29 (842)#12 (364)#16 (234)
2015#31 (9,988)#20 (2,829)#65 (108)#42 (72)#77 (100)#30 (841)#8 (409)#19 (208)
2014#31 (9,999)#25 (2,636)#70 (104)#33 (83)#77 (101)#31 (849)#14 (380)#21 (222)
2013#28 (10,134)#29 (2,569)#80 (87)#37 (73)#95 (80)#33 (856)#14 (417)#30 (189)
2012#30 (10,065)#30 (2,682)#91 (77)#47 (67)#85 (95)#37 (786)#16 (387)#27 (197)
2011#35 (9,607)#33 (2,352)#89 (75)#40 (75)#101 (77)#43 (723)#19 (369)#36 (157)

The tide so far

  • Peaked in the US in 2013 at #28.
  • Holding steady over the last five years.
  • In the US records since the data begins in 1880.

How common is it?

about 1 in 290 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 3. How we work this out.

How common, country by country

WhereSexLatest yearShareVerdict
USBoys2025about 1 in 290common
England & WalesBoys2025about 1 in 200common
ScotlandBoys2025about 1 in 260common
Northern IrelandBoys2025about 1 in 150very common
IrelandBoys2025about 1 in 440common
CanadaBoys2025about 1 in 290common

Next year

On its recent trend, Isaac is likely to hold steady in the US in 2026: about 1 in 290 baby boys. Likely range 1 in 270 to 1 in 300.

Estimate, not an official figure. How we estimate.

Across the US

Isaac by state, 2025Alaska: #94AKMaine: #119MEWisconsin: #59WIVermont: fewer than 5 babiesVTNew Hampshire: #94NHWashington: #43WAIdaho: #80IDMontana: #66MTNorth Dakota: #44NDMinnesota: #47MNIllinois: #49ILMichigan: #42MINew York: #30NYMassachusetts: #26MAOregon: #44ORNevada: #47NVWyoming: fewer than 5 babiesWYSouth Dakota: #77SDIowa: #57IAIndiana: #41INOhio: #56OHPennsylvania: #55PANew Jersey: #46NJConnecticut: #55CTRhode Island: #52RICalifornia: #38CAUtah: #50UTColorado: #58CONebraska: #35NEMissouri: #62MOKentucky: #77KYWest Virginia: #71WVVirginia: #45VAMaryland: #17MDDelaware: #48DEArizona: #59AZNew Mexico: #50NMKansas: #82KSArkansas: #69ARTennessee: #65TNNorth Carolina: #49NCSouth Carolina: #69SCDistrict of Columbia: #22DCOklahoma: #52OKLouisiana: #80LAMississippi: #97MSAlabama: #50ALGeorgia: #45GAHawaii: #49HITexas: #46TXFlorida: #45FL
Isaac (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#31257
Quebec2025#55116

Isaac (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
IsaacCanadaGirls—too few
IsaacCanadaBoys#39544
IsaacEngland & WalesBoys#361,331
IsaacIrelandBoys#10454
IsaacNorthern IrelandBoys#3155
IsaacNSWBoys#26199
IsaacScotlandBoys#5677
IsaacUSGirls#9,45710
IsaacUSBoys#475,953
IsaacVICBoys#19223