Eystein vs Isaac

Eystein and Isaaccompared 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 1997, Eystein was ranked #563 and Isaac #568 among boys in Norway.

Eystein and Isaac over time

Eystein and Isaac appear together in 1 published list, across 9 years of shared records. Eystein 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 Eystein 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 · Boys9 shared years, 1974–1997
Eystein held the stronger position in 6 of those years, Isaac in 3.
Highest recorded here: Eystein #421 in 1975, Isaac #407 in 1974.
The order changed in 1997: Eystein moved ahead. In 1996 they stood at #582 and #450; by 1997 that had become #563 and #568.
Most recent shared year, 1997: Eystein #563, Isaac #568.

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 Isaac

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

Isaac vs Tom
In 1996 they stood at #104 and #102 in England and Wales · Boys, 2 places apart; by 2024 they were #37 and #757.
Isaac · Tom · 29 shared years, 1996–2024 · Started together, ended far apart
See the 2024 England and Wales ranking
George vs Isaac
George and Isaac changed places 14 times in New Zealand · Boys between 1981 and 2023, ending at #7 and #46.
George · Isaac · 42 shared years, 1981–2023 · Repeatedly exchanged positions
See the 2023 New Zealand ranking
Elijah vs Isaac
Elijah and Isaac both rose over the same years in 4 registrars — England and Wales · Boys; New South Wales, Australia · Boys; Northern Ireland · Boys; Republic of Ireland · Boys. Each list is measured against its own starting position; the positions are never combined.
Elijah · Isaac · 30 shared years, 1996–2025 · Moved together in several countries
Jack vs Isaac
Jack and Isaac both rose over the same years in 4 registrars — New South Wales, Australia · Boys; New Zealand · Boys; Northern Ireland · Boys; Republic of Ireland · Boys. Each list is measured against its own starting position; the positions are never combined.
Jack · Isaac · 39 shared years, 1976–2025 · Moved together in several countries

Side by side

Side-by-side comparison of Eystein, Isaac
Field	Eystein	Isaac
Record type	Official statistical record (evidence-only)	Editorially researched profile
Gender usage	male	male
Meaning	Not yet recorded	Traditionally 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.
Origin	Not yet recorded	Biblical Hebrew, transmitted into English via Greek Isaak and Late Latin Isaac
Pronunciation	Not yet recorded	/ˈaɪzək/
Syllables	2	2
Common variants / nicknames	Not yet recorded	Not yet recorded
Recorded regional usage	NO	AU-NSW, GB-ENW, GB-NIR, GB-SCT, IE, NO, NZ
Most recent popularity observation	Norway · Boys #563 (1997)	New South Wales, Australia · Boys #26 (2025)
Pronunciation clarity (demonstration score)	Not yet recorded	90/100
Spelling simplicity (demonstration score)	82/100	94/100
International familiarity (demonstration score)	40/100	100/100
Data Confidence	medium	medium

What the data shows

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

How each name got here

Eystein

Popularity journey

First recorded1945
First recorded at #316 among boys in Norway in 1945 — the earliest year that source publishes this name, not necessarily the earliest it was used.
Norway · Boys
Highest recorded1945–1997
Highest recorded position: #290 among boys in Norway, in 1963 (recorded 1945–1997).
Norway · Boys
Most recent1997
Most recently recorded at #563 among boys in Norway, in 1997.
Norway · Boys

Isaac

Popularity journey

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
Highest recorded1990–2025
Highest recorded position: #8 among boys in New South Wales, Australia, in 2015 (recorded 1990–2025).
New South Wales, Australia · Boys
Most recent2025
Most recently recorded at #26 among boys in New South Wales, Australia, in 2025.
New South Wales, Australia · Boys