Names › Boy › D › Dewi
Boy name · Welsh origin

Dewi

Welsh origin · 100% boys · 30 born in 2025

Welsh form of David — beloved. Dewi Sant is Saint David, the patron saint of Wales, celebrated on 1 March.

MeaningBeloved
OriginWelsh
Syllables2
Nicknames—
Recorded in England & Wales954
Born in 202530
Themes: love faith

Popularity, 1880–2025

Babies named Dewi per year · SSA, ONS, NRS, CSO, INSEE and SSB
18802025
England & WalesScotlandFranceeach scaled to its own peak
  • Peak year1996 · 55
  • Born in 202530
  • All time954
  • England & Wales, 202530

How popular is Dewi?

Dewi was given to 30 babies in England and Wales in 2025. Its best year was 1996, with 55 registrations. The name is absent from American records, so there is no US curve to compare it against.

Names that sound like Dewi

Phonetic similarity, 0–1
  1. Dewitt0.72
  2. Dewey0.64
  3. Devin0.60
  4. Dennis0.58
  5. Denis0.60
  6. Derik0.60
  7. Deric0.60
  8. Derick0.58

Middle names for Dewi

Ranked by flow score
  1. Dewi Paul0.83
  2. Dewi John0.83
  3. Dewi Lee0.83
  4. Dewi Blake0.82
  5. Dewi Bryce0.82
  6. Dewi Wade0.82

Sibling names for Dewi

Names registered alongside it, on a 30-year window
  1. Adnanbrother · 0.96
  2. Marinasister · 0.95
  3. Brontesister · 0.95
  4. Chiarasister · 0.95
  5. Jeremybrother · 0.95
  6. Imranbrother · 0.94

In the British record

England and Wales, 1996–2025
  1. First recorded1996
  2. Peak year1996 · 55
  3. Years recorded30 of 30
  4. All time954

With a common surname

Flow score against the most-used American surnames · try your own
  1. Dewi Reyes0.78
  2. Dewi Nguyen0.78
  3. Dewi Moore0.78
  4. Dewi Lee0.78
  5. Dewi Hall0.78
  6. Dewi Green0.78

How to read these numbers

Every score on this page is explained
  1. Phonetic similarity0–1
  2. Middle-name flow0–1
  3. Sibling fit0–1
  4. Living population estimatemethod
  5. PronunciationCMU dictionary

Sources for Dewi

Every figure on this page is public record
  1. England & Wales1996–2025
  2. Scotland1974–2020
  3. France1900–2025

Source: Office for National Statistics, baby names for England and Wales. Contains public sector information licensed under the Open Government Licence v3.0. Scores on this page are explained in the methodology.