Namewise

Heidi vs Louise

Heidi and Louisecompared 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.

  • New Zealand · Girls

    In 1980, Heidi was ranked #93 and Louise #27 among girls in New Zealand.

  • New South Wales, Australia · Girls

    In 1985, Heidi was ranked #100 and Louise #54 among girls in New South Wales, Australia.

  • Norway · Girls

    In 2025, Heidi was ranked #437 and Louise #59 among girls in Norway.

  • Northern Ireland · Girls

    In 2017, Heidi was ranked #62 and Louise #296 among girls in Northern Ireland.

  • Republic of Ireland · Girls

    In 2025, Heidi was ranked #91 and Louise #213 among girls in Republic of Ireland.

  • Scotland · Girls

    In 2024, Heidi was ranked #95 and Louise #476 among girls in Scotland.

  • England and Wales · Girls

    In 2025, Heidi was ranked #130 and Louise #816 among girls in England and Wales.

Heidi and Louise over time

Heidi and Louise appear together in 5 published lists, across 180 years of shared records. Heidi held the stronger position in more years in 3 of them, Louise in 2.

The order between them changed and held in 4 of those lists — a change in that published list, never a claim that one name displaced the other.

Louise reached its own highest recorded position earlier in 4 of those lists, Heidi in 1. 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 moved ahead of the other

    In 2007, Heidi moved ahead of Louise in England and Wales · Girls — #182 and #143 the year before became #131 and #148.

  • Mirrored each other

    Over 69 shared years in Norway · Girls, Louise rose about as far as Heidi fell — from #202 and #379 in 1946 to #437 and #59 in 2025.

  • Longest-running competitions

    Heidi and Louise were both ranked in England and Wales · Girls for 30 years, from 1996 to 2025, ending at #130 and #816.

  • Peaked in the same years

    Both reached their highest recorded position in New South Wales, Australia · Girls within 2 years — Heidi #64 in 1973, Louise #31 in 1971.

List by list

  • Norway · Girls69 shared years, 1946–2025

    Heidi held the stronger position in 47 of those years, Louise in 22.

    Highest recorded here: Heidi #2 in 1965, Louise #59 in 2025.

    The order changed in 2006: Louise moved ahead. In 2005 they stood at #153 and #165; by 2006 that had become #210 and #116.

    Most recent shared year, 2025: Heidi #437, Louise #59.

  • Republic of Ireland · Girls47 shared years, 1968–2025

    Heidi held the stronger position in 16 of those years, Louise in 31.

    Highest recorded here: Heidi #74 in 2019, Louise #5 in 1980.

    The order changed in 2010: Heidi moved ahead. In 2009 they stood at #124 and #115; by 2010 that had become #113 and #128.

    Most recent shared year, 2025: Heidi #91, Louise #213.

  • England and Wales · Girls30 shared years, 1996–2025

    Heidi held the stronger position in 19 of those years, Louise in 11.

    Highest recorded here: Heidi #76 in 2016, Louise #44 in 1996.

    The order changed in 2007: Heidi moved ahead. In 2006 they stood at #182 and #143; by 2007 that had become #131 and #148.

    Most recent shared year, 2025: Heidi #130, Louise #816.

  • Northern Ireland · Girls19 shared years, 1997–2017

    Heidi held the stronger position in 10 of those years, Louise in 9.

    Highest recorded here: Heidi #57 in 2015, Louise #33 in 1997.

    The order changed in 2008: Heidi moved ahead. In 2007 they stood at #162 and #97; by 2008 that had become #121 and #131.

    Most recent shared year, 2017: Heidi #62, Louise #296.

  • New South Wales, Australia · Girls15 shared years, 1971–1985

    Heidi held the stronger position in 0 of those years, Louise in 15.

    Highest recorded here: Heidi #64 in 1973, Louise #31 in 1971.

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

    Most recent shared year, 1985: Heidi #100, Louise #54.

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 Heidi

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

Other comparisons involving Louise

Pairs where Louise 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 — mirrored each other.

All mirrored each other→

Other pairs from Norway lists

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

Norway overview→

Other pairs ranked together in the 2020s

Pairs both ranked in the same published list at some point between 2020 and 2029.

The 2020s across all registrars→

Side by side

Side-by-side comparison of Heidi, Louise
FieldHeidiLouise
Record typeEditorially researched profileEditorially researched profile
Gender usagefemalefemale
MeaningA German diminutive of Adelheid. Gained wide recognition through Johanna Spyri's 1880 children's novel Heidi, and its 1937 film adaptation starring Shirley Temple.The French feminine form of Louis, from Germanic elements 'hlud' (famous) and 'wig' (warrior) — 'famous warrior'.
OriginGermanic, diminutive of AdelheidGermanic, via French transmission
Pronunciation/ˈhaɪ̯.di//lu.ˈiz/
Syllables22
Common variants / nicknamesNot yet recordedNot yet recorded
Recorded regional usageAU-NSW, GB-ENW, GB-NIR, GB-SCT, IE, NO, NZAU-NSW, GB-ENW, GB-NIR, GB-SCT, IE, NO, NZ
Most recent popularity observationRepublic of Ireland · Girls #91 (2025)Norway · Girls #59 (2025)
Pronunciation clarity (demonstration score)90/10090/100
Spelling simplicity (demonstration score)94/10088/100
International familiarity (demonstration score)100/100100/100
Data Confidencemediummedium

What the data shows

  • Heidi is recorded with a Germanic, diminutive of Adelheid origin, while Louise is recorded with a Germanic, via French transmission origin.
  • Heidi and Louise both have 2 syllables.
  • Heidi's recorded meaning differs from Louise's — see the table above for each.
  • Both names have recorded usage in AU-NSW, GB-ENW, GB-NIR, GB-SCT, IE, NO, NZ.

How each name got here

Heidi

Popularity journey

  1. First recorded1945

    First recorded at #188 among girls in Norway in 1945 — the earliest year that source publishes this name, not necessarily the earliest it was used.

    Norway · Girls

  2. Highest recorded1945–2025

    Highest recorded position: #2 among girls in Norway, in 1965 (recorded 1945–2025).

    Norway · Girls

  3. Most recent2025

    Most recently recorded at #130 among girls in England and Wales, in 2025.

    England and Wales · Girls

Louise

Popularity journey

  1. First recorded1946

    First recorded at #379 among girls in Norway in 1946 — the earliest year that source publishes this name, not necessarily the earliest it was used.

    Norway · Girls

  2. Highest recorded1964–2025

    Highest recorded position: #5 among girls in Republic of Ireland, in 1980 (recorded 1964–2025).

    Republic of Ireland · Girls

  3. Most recent2025

    Most recently recorded at #816 among girls in England and Wales, in 2025.

    England and Wales · Girls