Names / Boys / England and Wales

Isaiah

Isaiah was given to 338 boys in England and Wales in 2025, ranking 156th, its highest place in thirty years.

338babies in 2025
#156rank, up 14 on 2024
1 in 890†boys born in 2025
+5%†since 2020 (323)

Thirty years of Isaiah

IsaiahEvery year 1996 to 2025 published (3 or more babies)

Isaiah in numbers

Isaiah is still climbing: from 22 boys in 1996 to 338 in 2025, its highest count so far. Its biggest three-year rise came between 2015 and 2018, from 222 to 299. On average it was given to 25 boys a year in the late 1990s, 76 in the 2000s, 220 in the 2010s and 317 in the 2020s so far.

† Shapes, averages and turning points are Baby Data calculations from the ONS counts.

Milestones

First year in each band
1996In the top 1,000 from 1996
1997Lowest point: 20 babies, rank 788
2001First in the top 500
2025Its peak: 338 babies
Not yetin the top 100

Change

  • On last year+14%297 to 338
  • 5 years+5%323 to 338
  • 10 years+52%222 to 338
  • 20 years+280%89 to 338
  • Since 1996×1522 to 338
  • Total, 1996 to 20254,967boys

† All changes and totals are Baby Data calculations from ONS counts. A total adds only the published years.

Names around it

Similar thirty-year curve†: Musa, Reuben, Ronnie, Reggie, Yusuf. Similar popularity shape, not similar sound or meaning.

Across the three nations, 2025

Each from its own statistics office, never added together
England and Wales338

Rank 156 · ONS · 297 in 2024

Scotland8

Rank 400 · NRS · 10 in 2024

Northern Ireland6

Rank 270 · NISRA · 11 in 2024

England and Wales (ONS) count births in the calendar year; Scotland (NRS) and Northern Ireland (NISRA) count births registered in the year. Each comes from its own statistics office and they are never added together.

Year by year, 1996 to 2025 Show all 30 yearsHide the table
Isaiah year by year
YearRankBabiesChange†1 in X†
2025156338+14%1 in 890
2024170297-4%1 in 1,027
2023=167310-3%1 in 978
2022162318+1%1 in 977
2021172316-2%1 in 1,013
2020=164323+17%1 in 974
2019189276-8%1 in 1,192
2018=177299+6%1 in 1,129
2017192283+19%1 in 1,230
2016 *237237+7%1 in 1,503
2015243222-3%1 in 1,613
2014=240230+35%1 in 1,551
2013=273171+4%1 in 2,096
2012=283164-14%1 in 2,283
2011=253190+44%1 in 1,952
2010=330132+6%1 in 2,810
2009=323124+4%1 in 2,920
2008=329119+9%1 in 3,050
2007=342109+8%1 in 3,252
2006=344101+13%1 in 3,390
2005=35389+59%1 in 3,714
2004=47056+2%1 in 5,863
2003=44855+90%1 in 5,789
2002=67129-38%1 in 10,553
200145147+47%1 in 6,481
2000=57932+14%1 in 9,675
1999=62128-7%1 in 11,402
1998=60030+50%1 in 10,863
1997=78820-9%1 in 16,478
1996=704221 in 15,158

* ONS’s boys’ 2016 file repeats the October total as September, so the 2016 births total is about 932 too low and 1 in X for 2016 is slightly too low. Rank follows ONS: names with the same count share a rank (shown with =). “Under 3” means the name was given to fewer than 3 babies that year, so ONS did not publish it.

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Draws the second name on the chart above, on a shared scale.

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Share and download

Isaiah is in the free dataset (CSV and JSON), with the method and how to cite it.

Source: Office for National Statistics, Baby names in England and Wales, licensed under the Open Government Licence v3.0; National Records of Scotland; NISRA. Exact spellings are counted separately and names given to fewer than 3 babies are not published. Figures marked † are Baby Data calculations. How we calculate

OM

Oliver Mackman

Editor, BabyData

Oliver Mackman is the named editor of BabyData and a director of Best Business Loans Ltd (Companies House 16833937), the company that operates the site. He is accountable for its editorial standards, sourcing and corrections, and requires every number to cite the underlying rule and the official UK dataset behind it, with pregnancy tools reviewed against NHS and gov.uk guidance before publication.

Last reviewed: 12 October 2026