Namewise

Isak vs William

Isak and Williamcompared 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.

  • Norway · Boys

    In 2025, Isak was ranked #6 and William #3 among boys in Norway.

  • England and Wales · Boys

    In 2024, Isak was ranked #1517 and William #27 among boys in England and Wales.

Isak and William over time

Isak and William appear together in 2 published lists, across 91 years of shared records. William held the stronger position in more years in 2 of them, Isak in 0.

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

William reached its own highest recorded position earlier in 2 of those lists, and Isak 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.

  • Repeatedly exchanged positions

    Isak and William changed places 4 times in Norway · Boys between 1946 and 2025, ending at #6 and #3.

  • Longest-running competitions

    Isak and William were both ranked in Norway · Boys for 66 years, from 1946 to 2025, ending at #6 and #3.

  • Peaked in the same years

    Both reached their highest recorded position in England and Wales · Boys within 2 years — Isak #1440 in 2007, William #7 in 2006.

List by list

  • Norway · Boys66 shared years, 19462025

    Isak held the stronger position in 3 of those years, William in 63.

    Highest recorded here: Isak #4 in 2021, William #1 in 2012.

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

    Most recent shared year, 2025: Isak #6, William #3.

  • England and Wales · Boys25 shared years, 19982024

    Isak held the stronger position in 0 of those years, William in 25.

    Highest recorded here: Isak #1440 in 2007, William #7 in 2006.

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

    Most recent shared year, 2024: Isak #1517, William #27.

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.

Side by side

Side-by-side comparison of Isak, William
FieldIsakWilliam
Record typeOfficial statistical record (evidence-only)Editorially researched profile
Gender usagemalemale
MeaningNot yet recordedCommonly interpreted as 'resolute protector' or 'will helmet', combining the ideas of desire/will and protection.
OriginNot yet recordedGermanic (Old Frankish/Old High German Willehelm)
PronunciationNot yet recorded/ˈwɪljəm/
Syllables22
Common variants / nicknamesNot yet recordedNot yet recorded
Recorded regional usageGB-ENW, NOAU-NSW, GB-ENW, GB-NIR, GB-SCT, IE, NO, NZ
Most recent popularity observationNorway · Boys #6 (2025)Norway · Boys #3 (2025)
Pronunciation clarity (demonstration score)Not yet recorded90/100
Spelling simplicity (demonstration score)95/10082/100
International familiarity (demonstration score)60/100100/100
Data Confidencemediummedium

What the data shows

  • William has a recorded origin (Germanic (Old Frankish/Old High German Willehelm)); Isak does not have one recorded yet.
  • Isak and William both have 2 syllables.
  • A meaning is recorded for William; Isak doesn't have one written yet.
  • Both names have recorded usage in GB-ENW, NO.

How each name got here

Isak

Popularity journey

  1. First recorded1946

    First recorded at #282 among boys in Norway in 1946 — the earliest year that source publishes this name, not necessarily the earliest it was used.

    Norway · Boys

  2. Highest recorded1946–2025

    Highest recorded position: #4 among boys in Norway, in 2021 (recorded 1946–2025).

    Norway · Boys

  3. Most recent2025

    Most recently recorded at #6 among boys in Norway, in 2025.

    Norway · Boys

William

Popularity journey

  1. First recorded1945

    First recorded at #277 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 recorded1952–2025

    Highest recorded position: #1 among boys in New South Wales, Australia, in 2009 (recorded 1952–2025).

    New South Wales, Australia · Boys

  3. Most recent2025

    Most recently recorded at #11 among boys in New South Wales, Australia, in 2025.

    New South Wales, Australia · Boys