Namewise

Callum vs Harry

Callum and Harrycompared 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 2024, Callum was ranked #54 and Harry #13 among boys in Northern Ireland.

  • England and Wales · Boys

    In 2025, Callum was ranked #251 and Harry #19 among boys in England and Wales.

  • Republic of Ireland · Boys

    In 2025, Callum was ranked #49 and Harry #25 among boys in Republic of Ireland.

  • New South Wales, Australia · Boys

    In 2012, Callum was ranked #99 and Harry #27 among boys in New South Wales, Australia.

  • Scotland · Boys

    In 2024, Callum was ranked #62 and Harry #31 among boys in Scotland.

  • New Zealand · Boys

    In 2009, Callum was ranked #78 and Harry #41 among boys in New Zealand.

Callum and Harry over time

Callum and Harry appear together in 5 published lists, across 130 years of shared records. Harry held the stronger position in more years in 4 of them, Callum in 1.

The order between them changed and held in 3 of those lists — a change in that published list, never a claim that one name displaced the other.

Callum reached its own highest recorded position earlier in 5 of those lists, and Harry in none. Each position is a place inside its own list, so this compares when they peaked and never how high.

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.

  • One took the other's place near the top

    In New Zealand · Boys, Harry moved into the top 50 at #37 in 2004 as Callum fell out of it to #63, having been #45 the year before.

  • One moved ahead of the other

    In 2000, Harry moved ahead of Callum in New South Wales, Australia · Boys — #52 and #58 the year before became #59 and #53.

  • Repeatedly exchanged positions

    Callum and Harry changed places 6 times in Republic of Ireland · Boys between 1989 and 2025, ending at #49 and #25.

  • Closest over the longest run

    Across 20 shared years in New South Wales, Australia · Boys, Callum and Harry averaged 22.6 places apart, ending at #99 and #27.

  • Mirrored each other

    Over 28 shared years in Northern Ireland · Boys, Harry rose about as far as Callum fell — from #34 and #87 in 1997 to #54 and #13 in 2024.

  • Longest-running competitions

    Callum and Harry were both ranked in England and Wales · Boys for 30 years, from 1996 to 2025, ending at #251 and #19.

  • Started together, ended far apart

    In 1996 they stood at #20 and #17 in England and Wales · Boys, 3 places apart; by 2025 they were #251 and #19.

List by list

  • Republic of Ireland · Boys36 shared years, 1989–2025

    Callum held the stronger position in 5 of those years, Harry in 30.

    Highest recorded here: Callum #22 in 2006, Harry #6 in 2018.

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

    Most recent shared year, 2025: Callum #49, Harry #25.

  • England and Wales · Boys30 shared years, 1996–2025

    Callum held the stronger position in 3 of those years, Harry in 27.

    Highest recorded here: Callum #8 in 1998, Harry #1 in 2011.

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

    Most recent shared year, 2025: Callum #251, Harry #19.

  • Northern Ireland · Boys28 shared years, 1997–2024

    Callum held the stronger position in 11 of those years, Harry in 17.

    Highest recorded here: Callum #8 in 2006, Harry #4 in 2012.

    The order changed in 2008: Harry moved ahead. In 2007 they stood at #15 and #19; by 2008 that had become #18 and #16.

    Most recent shared year, 2024: Callum #54, Harry #13.

  • New South Wales, Australia · Boys20 shared years, 1992–2012

    Callum held the stronger position in 6 of those years, Harry in 14.

    Highest recorded here: Callum #51 in 1998, Harry #27 in 2012.

    The order changed in 2000: Harry moved ahead. In 1999 they stood at #52 and #58; by 2000 that had become #59 and #53.

    Most recent shared year, 2012: Callum #99, Harry #27.

  • New Zealand · Boys16 shared years, 1994–2009

    Callum held the stronger position in 10 of those years, Harry in 6.

    Highest recorded here: Callum #27 in 2000, Harry #37 in 2004.

    The order changed in 2004: Harry moved ahead. In 2003 they stood at #45 and #50; by 2004 that had become #63 and #37.

    Most recent shared year, 2009: Callum #78, Harry #41.

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 Callum

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

Other comparisons involving Harry

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

Other pairs with the same kind of relationship

Pairs that qualify under the same rule as this one — one took the other's place near the top.

All one took the other's place near the top→

Other pairs from New Zealand lists

Pairs measured inside New Zealand's own published lists, where this pair's strongest relationship is also recorded. Positions in these lists are not comparable with another registrar's.

New Zealand overview→

Other pairs ranked together in the 2000s

Pairs both ranked in the same published list at some point between 2000 and 2009.

The 2000s across all registrars→

Side by side

Side-by-side comparison of Callum, Harry
FieldCallumHarry
Record typeEditorially researched profileEditorially researched profile
Gender usagemalemale
MeaningTraditionally associated with 'dove', via its connection to Saint Columba.A diminutive/pet form, inheriting its meaning from Henry — 'home ruler' — and functioning, in modern times, as a nickname for both Henry and names beginning with 'Har-'. During the Middle Ages in England, Henry was generally rendered as Harry or Herry in English pronunciation.
OriginScottish Gaelic (Anglicised form of Calum), from Latin columbaEnglish, medieval form/diminutive of Henry
Pronunciation/ˈkæləm//ˈhæri/
Syllables22
Common variants / nicknamesNot yet recordedNot yet recorded
Recorded regional usageAU-NSW, GB-ENW, GB-NIR, GB-SCT, IE, NZAU-NSW, GB-ENW, GB-NIR, GB-SCT, IE, NO, NZ
Most recent popularity observationRepublic of Ireland · Boys #49 (2025)England and Wales · Boys #19 (2025)
Pronunciation clarity (demonstration score)90/10090/100
Spelling simplicity (demonstration score)88/10094/100
International familiarity (demonstration score)100/100100/100
Data Confidencemediummedium

What the data shows

  • Callum is recorded with a Scottish Gaelic (Anglicised form of Calum), from Latin columba origin, while Harry is recorded with a English, medieval form/diminutive of Henry origin.
  • Callum and Harry both have 2 syllables.
  • Callum's recorded meaning differs from Harry's — see the table above for each.
  • Both names have recorded usage in AU-NSW, GB-ENW, GB-NIR, GB-SCT, IE, NZ.

How each name got here

Callum

Popularity journey

  1. First recorded1988

    First recorded at #80 among boys in New Zealand in 1988 — the earliest year that source publishes this name, not necessarily the earliest it was used.

    New Zealand · Boys

  2. Highest recorded1996–2025

    Highest recorded position: #8 among boys in England and Wales, in 1998 (recorded 1996–2025).

    England and Wales · Boys

  3. Most recent2025

    Most recently recorded at #251 among boys in England and Wales, in 2025.

    England and Wales · Boys

Harry

Popularity journey

  1. First recorded1945

    First recorded at #70 among boys in Norway in 1945 — the earliest year that source publishes this name, not necessarily the earliest it was used.

    Norway · Boys

  2. Highest recorded1996–2025

    Highest recorded position: #1 among boys in England and Wales, in 2011 (recorded 1996–2025).

    England and Wales · Boys

  3. Most recent2025

    Most recently recorded at #19 among boys in England and Wales, in 2025.

    England and Wales · Boys