Namewise

Declan vs Keith

Declan and Keithcompared on official birth-registration statistics and Namewise's recorded data. This page states what each name's record shows — it never picks a winner or scores one name against the other.

Head to head

Ranks are only compared within one published list and one year. Two ranks from different years, from a boys' and a girls' list, or from different registrars are not comparable, so they are not placed side by side.

  • Northern Ireland · Boys

    In 2010, Declan was ranked #165 and Keith #339 among boys in Northern Ireland.

  • Republic of Ireland · Boys

    In 2025, Declan was ranked #348 and Keith #577 among boys in Republic of Ireland.

  • England and Wales · Boys

    In 2024, Declan was ranked #371 and Keith #3688 among boys in England and Wales.

Declan and Keith over time

Declan and Keith appear together in 3 published lists, across 100 years of shared records. Declan held the stronger position in more years in 2 of them, Keith in 1.

In none of those lists did their order change and stay changed.

Each reached its own highest recorded position first in 1 of the lists they share.

Counted list by list. Two names in the same published list are measured on the same scale in the same year, so those comparisons are real — but positions from different lists are not, so nothing here is combined into an overall standing.

How this pair is related

The relationship kinds these two qualify for, each under its own stated rule. Every one is drawn from a list they both appear in.

  • Repeatedly exchanged positions

    Declan and Keith changed places 4 times in Republic of Ireland · Boys between 1964 and 2025, ending at #348 and #577.

  • Closest over the longest run

    Across 59 shared years in Republic of Ireland · Boys, Declan and Keith averaged 45.2 places apart, ending at #348 and #577.

  • Longest-running competitions

    Declan and Keith were both ranked in Republic of Ireland · Boys for 59 years, from 1964 to 2025, ending at #348 and #577.

  • Peaked in the same years

    Both reached their highest recorded position in Northern Ireland · Boys within 2 years — Declan #54 in 1997, Keith #143 in 1997.

List by list

  • Republic of Ireland · Boys59 shared years, 1964–2025

    Declan held the stronger position in 26 of those years, Keith in 33.

    Highest recorded here: Declan #12 in 1971, Keith #17 in 1975.

    The order between them never changed and held in this list.

    Most recent shared year, 2025: Declan #348, Keith #577.

  • England and Wales · Boys29 shared years, 1996–2024

    Declan held the stronger position in 29 of those years, Keith in 0.

    Highest recorded here: Declan #66 in 2000, Keith #379 in 1996.

    The order between them never changed and held in this list.

    Most recent shared year, 2024: Declan #371, Keith #3688.

  • Northern Ireland · Boys12 shared years, 1997–2010

    Declan held the stronger position in 12 of those years, Keith in 0.

    Highest recorded here: Declan #54 in 1997, Keith #143 in 1997.

    The order between them never changed and held in this list.

    Most recent shared year, 2010: Declan #165, Keith #339.

Two names moving past each other in a ranking is a fact about the ranking. Namewise does not claim one name displaced the other, that families chose between them, or that either influenced the other — none of that is in this data.

Where to go next

Comparisons that share a name, a rule or a published list with this one. Each is an existing comparison page with its own evidence — nothing here says these pairs are alike.

Other comparisons involving Declan

Pairs where Declan shares a published list with another name, each measured inside one registrar's own list.

Other comparisons involving Keith

Pairs where Keith shares a published list with another name, each measured inside one registrar's own list.

Side by side

Side-by-side comparison of Declan, Keith
FieldDeclanKeith
Record typeOfficial statistical record (evidence-only)Official statistical record (evidence-only)
Gender usagemalemale
MeaningNot yet recordedNot yet recorded
OriginNot yet recordedNot yet recorded
PronunciationNot yet recordedNot yet recorded
Syllables21
Common variants / nicknamesNot yet recordedNot yet recorded
Recorded regional usageAU-NSW, GB-ENW, GB-NIR, GB-SCT, IE, NZAU-NSW, GB-ENW, GB-NIR, IE, NZ
Most recent popularity observationRepublic of Ireland · Boys #348 (2025)Republic of Ireland · Boys #577 (2025)
Pronunciation clarity (demonstration score)Not yet recordedNot yet recorded
Spelling simplicity (demonstration score)88/10094/100
International familiarity (demonstration score)100/100100/100
Data Confidencemediummedium

What the data shows

  • Declan has 2 syllables, compared with 1 for Keith.
  • Both names have recorded usage in AU-NSW, GB-ENW, GB-NIR, IE, NZ.

How each name got here

Declan

Popularity journey

  1. First recorded1964

    First recorded at #23 among boys in Republic of Ireland in 1964 — the earliest year that source publishes this name, not necessarily the earliest it was used.

    Republic of Ireland · Boys

  2. Highest recorded1964–2025

    Highest recorded position: #12 among boys in Republic of Ireland, in 1971 (recorded 1964–2025).

    Republic of Ireland · Boys

  3. Most recent2025

    Most recently recorded at #348 among boys in Republic of Ireland, in 2025.

    Republic of Ireland · Boys

Keith

Popularity journey

  1. First recorded1952

    First recorded at #40 among boys in New South Wales, Australia in 1952 — the earliest year that source publishes this name, not necessarily the earliest it was used.

    New South Wales, Australia · Boys

  2. Highest recorded1964–2025

    Highest recorded position: #17 among boys in Republic of Ireland, in 1975 (recorded 1964–2025).

    Republic of Ireland · Boys

  3. Most recent2025

    Most recently recorded at #577 among boys in Republic of Ireland, in 2025.

    Republic of Ireland · Boys