Namewise

Isaac vs Nerijus

Isaac and Nerijuscompared 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 1991, Isaac was ranked #531 and Nerijus #458 among boys in Norway.

Isaac and Nerijus over time

Isaac and Nerijus appear together in 1 published list, across 10 years of shared records. Nerijus held the stronger position in more years in 1 of them, Isaac in 0.

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

Isaac reached its own highest recorded position earlier in 1 of those lists, and Nerijus 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.

List by list

  • Norway · Boys10 shared years, 19741991

    Isaac held the stronger position in 1 of those years, Nerijus in 9.

    Highest recorded here: Isaac #407 in 1974, Nerijus #236 in 1984.

    The order changed in 1975: Nerijus moved ahead. In 1974 they stood at #407 and #539; by 1975 that had become #609 and #297.

    Most recent shared year, 1991: Isaac #531, Nerijus #458.

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 Isaac, Nerijus
FieldIsaacNerijus
Record typeEditorially researched profileOfficial statistical record (evidence-only)
Gender usagemalemale
MeaningTraditionally understood as 'he will laugh' or 'he laughs', tied to the biblical narrative in which Abraham and Sarah laugh at the prophecy of Isaac's birth in their old age.Not yet recorded
OriginBiblical Hebrew, transmitted into English via Greek Isaak and Late Latin IsaacNot yet recorded
Pronunciation/ˈaɪzək/Not yet recorded
Syllables23
Common variants / nicknamesNot yet recordedNot yet recorded
Recorded regional usageAU-NSW, GB-ENW, GB-NIR, GB-SCT, IE, NO, NZNO
Most recent popularity observationNew South Wales, Australia · Boys #26 (2025)Norway · Boys #615 (1992)
Pronunciation clarity (demonstration score)90/100Not yet recorded
Spelling simplicity (demonstration score)94/10082/100
International familiarity (demonstration score)100/10040/100
Data Confidencemediummedium

What the data shows

  • Isaac has a recorded origin (Biblical Hebrew, transmitted into English via Greek Isaak and Late Latin Isaac); Nerijus does not have one recorded yet.
  • Isaac has 2 syllables, compared with 3 for Nerijus.
  • A meaning is recorded for Isaac; Nerijus doesn't have one written yet.
  • Both names have recorded usage in NO.

How each name got here

Isaac

Popularity journey

  1. First recorded1964

    First recorded at #232 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 recorded1990–2025

    Highest recorded position: #8 among boys in New South Wales, Australia, in 2015 (recorded 1990–2025).

    New South Wales, Australia · Boys

  3. Most recent2025

    Most recently recorded at #26 among boys in New South Wales, Australia, in 2025.

    New South Wales, Australia · Boys

Nerijus

Popularity journey

  1. First recorded1971

    First recorded at #599 among boys in Norway in 1971 — the earliest year that source publishes this name, not necessarily the earliest it was used.

    Norway · Boys

  2. Highest recorded1971–1992

    Highest recorded position: #202 among boys in Norway, in 1977 (recorded 1971–1992).

    Norway · Boys

  3. Most recent1992

    Most recently recorded at #615 among boys in Norway, in 1992.

    Norway · Boys