Isaac vs Jackson
Isaac and Jackson compared 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 South Wales, Australia · Boys
In 2025, Isaac was ranked #26 and Jackson #90 among boys in New South Wales, Australia.
Northern Ireland · Boys
In 2024, Isaac was ranked #26 and Jackson #154 among boys in Northern Ireland.
England and Wales · Boys
In 2025, Isaac was ranked #36 and Jackson #138 among boys in England and Wales.
New Zealand · Boys
In 2023, Isaac was ranked #46 and Jackson #41 among boys in New Zealand.
Scotland · Boys
In 2024, Isaac was ranked #49 and Jackson #130 among boys in Scotland.
Republic of Ireland · Boys
In 2025, Isaac was ranked #104 and Jackson #198 among boys in Republic of Ireland.
Isaac and Jackson over time
Higher on the chart is a stronger position. The scale is logarithmic, so the gap from #1 to #10 is drawn as large as the gap from #100 to #1,000.
Higher on the chart is a stronger position. The scale is logarithmic, so the gap from #1 to #10 is drawn as large as the gap from #100 to #1,000.
Isaac and Jackson over time
Isaac and Jackson appear together in 5 published lists, across 145 years of shared records. Isaac held the stronger position in more years in 5 of them, Jackson in 0.
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.
Isaac reached its own highest recorded position earlier in 3 of those lists, Jackson in 2. 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 2005, Isaac moved ahead of Jackson in New South Wales, Australia · Boys — #35 and #32 the year before became #35 and #38.
- Closest over the longest run
Across 35 shared years in New South Wales, Australia · Boys, Isaac and Jackson averaged 23.5 places apart, ending at #26 and #90.
- Longest-running competitions
Isaac and Jackson were both ranked in England and Wales · Boys for 30 years, from 1996 to 2025, ending at #36 and #138.
- Peaked in the same years
Both reached their highest recorded position in England and Wales · Boys within 2 years — Isaac #20 in 2015, Jackson #74 in 2017.
List by list
New South Wales, Australia · Boys35 shared years, 1990–2025
Isaac held the stronger position in 21 of those years, Jackson in 14.
Highest recorded here: Isaac #8 in 2015, Jackson #27 in 2007.
The order changed in 2005: Isaac moved ahead. In 2004 they stood at #35 and #32; by 2005 that had become #35 and #38.
Most recent shared year, 2025: Isaac #26, Jackson #90.
New Zealand · Boys31 shared years, 1993–2023
Isaac held the stronger position in 17 of those years, Jackson in 14.
Highest recorded here: Isaac #17 in 2010, Jackson #21 in 2014.
The order changed in 2012: Jackson moved ahead. In 2011 they stood at #21 and #33; by 2012 that had become #31 and #27.
Most recent shared year, 2023: Isaac #46, Jackson #41.
England and Wales · Boys30 shared years, 1996–2025
Isaac held the stronger position in 30 of those years, Jackson in 0.
Highest recorded here: Isaac #20 in 2015, Jackson #74 in 2017.
The order between them never changed and held in this list.
Most recent shared year, 2025: Isaac #36, Jackson #138.
Northern Ireland · Boys28 shared years, 1997–2024
Isaac held the stronger position in 26 of those years, Jackson in 1.
Highest recorded here: Isaac #20 in 2020, Jackson #68 in 2016.
The order changed in 1999: Isaac moved ahead. In 1998 they stood at #190 and #190; by 1999 that had become #158 and #168.
Most recent shared year, 2024: Isaac #26, Jackson #154.
Republic of Ireland · Boys21 shared years, 2005–2025
Isaac held the stronger position in 21 of those years, Jackson in 0.
Highest recorded here: Isaac #77 in 2014, Jackson #99 in 2017.
The order between them never changed and held in this list.
Most recent shared year, 2025: Isaac #104, Jackson #198.
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 2025 they were #36 and #976.
Isaac · Tom · 30 shared years, 1996–2025 · Started together, ended far apart
- 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
- 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
Other comparisons involving Jackson
Pairs where Jackson shares a published list with another name, each measured inside one registrar's own list.
- Harry vs Jackson
Harry and Jackson changed places 13 times in New Zealand · Boys between 1994 and 2023, ending at #40 and #41.
Harry · Jackson · 30 shared years, 1994–2023 · Repeatedly exchanged positions
- James vs Jackson
Both reached their highest recorded position in Northern Ireland · Boys within 2 years — James #1 in 2015, Jackson #68 in 2016.
James · Jackson · 28 shared years, 1997–2024 · Peaked in the same years
- Noah vs Jackson
Both reached their highest recorded position in Northern Ireland · Boys within 2 years — Noah #1 in 2018, Jackson #68 in 2016.
Noah · Jackson · 27 shared years, 1998–2024 · Peaked in the same years
- Oliver vs Jackson
Both reached their highest recorded position in New Zealand · Boys within 2 years — Oliver #1 in 2013, Jackson #21 in 2014.
Oliver · Jackson · 31 shared years, 1993–2023 · Peaked in the same years
Other pairs with the same kind of relationship
Pairs that qualify under the same rule as this one — closest over the longest run.
- Daniel vs Samuel
Across 30 shared years in England and Wales · Boys, Daniel and Samuel averaged 2.6 places apart, ending at #62 and #66.
Daniel · Samuel · 30 shared years, 1996–2025 · Closest over the longest run
- Samuel vs Joseph
Across 30 shared years in England and Wales · Boys, Samuel and Joseph averaged 3.5 places apart, ending at #66 and #59.
Samuel · Joseph · 30 shared years, 1996–2025 · Closest over the longest run
- Graeme vs Ross
Across 21 shared years in New South Wales, Australia · Boys, Graeme and Ross averaged 3.7 places apart, ending at #96 and #99.
Graeme · Ross · 21 shared years, 1952–1972 · Closest over the longest run
- Thomas vs Patrick
Across 62 shared years in Republic of Ireland · Boys, Thomas and Patrick averaged 3.9 places apart, ending at #16 and #25.
Thomas · Patrick · 62 shared years, 1964–2025 · Closest over the longest run
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.
- George vs Patrick
Over 64 shared years in New Zealand · Boys, George rose about as far as Patrick fell — from #50 and #60 in 1954 to #6 and #93 in 2020.
George · Patrick · 64 shared years, 1954–2020 · Mirrored each other
- Patrick vs Alexander
Over 56 shared years in New Zealand · Boys, Alexander rose about as far as Patrick fell — from #60 and #73 in 1954 to #93 and #32 in 2020.
Patrick · Alexander · 56 shared years, 1954–2020 · Mirrored each other
- James vs Timothy
Over 52 shared years in New Zealand · Boys, James rose about as far as Timothy fell — from #20 and #61 in 1954 to #5 and #100 in 2005.
James · Timothy · 52 shared years, 1954–2005 · Mirrored each other
- Joseph vs Timothy
Over 52 shared years in New Zealand · Boys, Joseph rose about as far as Timothy fell — from #66 and #61 in 1954 to #27 and #100 in 2005.
Joseph · Timothy · 52 shared years, 1954–2005 · Mirrored each other
Other pairs ranked together in the 2020s
Pairs both ranked in the same published list at some point between 2020 and 2029.
- Grace vs Gemma
In 1996 they stood at #41 and #50 in England and Wales · Girls, 9 places apart; by 2025 they were #27 and #4867.
Grace · Gemma · 30 shared years, 1996–2025 · Started together, ended far apart
- Ella vs Gemma
In 1996 they stood at #56 and #50 in England and Wales · Girls, 6 places apart; by 2025 they were #46 and #4867.
Ella · Gemma · 30 shared years, 1996–2025 · Started together, ended far apart
- Jasmine vs Gemma
In 1996 they stood at #55 and #50 in England and Wales · Girls, 5 places apart; by 2025 they were #102 and #4867.
Jasmine · Gemma · 30 shared years, 1996–2025 · Started together, ended far apart
- Anna vs Gemma
In 1996 they stood at #47 and #50 in England and Wales · Girls, 3 places apart; by 2025 they were #142 and #4867.
Anna · Gemma · 30 shared years, 1996–2025 · Started together, ended far apart
Side by side
| Field | Isaac | Jackson |
|---|---|---|
| Record type | Editorially researched profile | Official statistical record (evidence-only) |
| Gender usage | male | male |
| Meaning | 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. | Not yet recorded |
| Origin | Biblical Hebrew, transmitted into English via Greek Isaak and Late Latin Isaac | Not yet recorded |
| Pronunciation | /ˈaɪzək/ | Not yet recorded |
| Syllables | 2 | 2 |
| Common variants / nicknames | Not yet recorded | Not yet recorded |
| Recorded regional usage | New South Wales, Australia, England and Wales, Northern Ireland, Scotland, Republic of Ireland, Norway, New Zealand | New South Wales, Australia, England and Wales, Northern Ireland, Scotland, Republic of Ireland, New Zealand |
| Most recent popularity observation | New South Wales, Australia · Boys #26 (2025) | New South Wales, Australia · Boys #90 (2025) |
| 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); Jackson does not have one recorded yet.
- Isaac and Jackson both have 2 syllables.
- A meaning is recorded for Isaac; Jackson doesn't have one written yet.
- Both names have recorded usage in AU-NSW, GB-ENW, GB-NIR, GB-SCT, IE, NZ.
How each name got here
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 #36 among boys in England and Wales, in 2025.
England and Wales · Boys
Jackson
Popularity journey
First recorded1990
First recorded at #89 among boys in New South Wales, Australia in 1990 — the earliest year that source publishes this name, not necessarily the earliest it was used.
New South Wales, Australia · Boys
Highest recorded1993–2023
Highest recorded position: #21 among boys in New Zealand, in 2014 (recorded 1993–2023).
New Zealand · Boys
Most recent2025
Most recently recorded at #138 among boys in England and Wales, in 2025.
England and Wales · Boys