Isaac vs Lorcan
Isaac and Lorcancompared 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.
Northern Ireland · Boys
In 2024, Isaac was ranked #26 and Lorcan #54 among boys in Northern Ireland.
England and Wales · Boys
In 2024, Isaac was ranked #37 and Lorcan #691 among boys in England and Wales.
Republic of Ireland · Boys
In 2025, Isaac was ranked #104 and Lorcan #125 among boys in Republic of Ireland.
Isaac and Lorcan over time
Isaac and Lorcan appear together in 3 published lists, across 95 years of shared records. Isaac held the stronger position in more years in 2 of them, Lorcan in 1.
The order between them changed and held in 2 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 2 of those lists, Lorcan 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, Isaac moved ahead of Lorcan in Northern Ireland · Boys — #104 and #80 the year before became #87 and #88.
- Repeatedly exchanged positions
Isaac and Lorcan changed places 5 times in Republic of Ireland · Boys between 1964 and 2025, ending at #104 and #125.
- Closest over the longest run
Across 28 shared years in Northern Ireland · Boys, Isaac and Lorcan averaged 30.5 places apart, ending at #26 and #54.
- Longest-running competitions
Isaac and Lorcan were both ranked in Republic of Ireland · Boys for 38 years, from 1964 to 2025, ending at #104 and #125.
- Peaked in the same years
Both reached their highest recorded position in Republic of Ireland · Boys within 2 years — Isaac #77 in 2014, Lorcan #87 in 2015.
List by list
Republic of Ireland · Boys38 shared years, 1964–2025
Isaac held the stronger position in 15 of those years, Lorcan in 23.
Highest recorded here: Isaac #77 in 2014, Lorcan #87 in 2015.
The order changed in 2017: Isaac moved ahead. In 2016 they stood at #98 and #96; by 2017 that had become #84 and #111.
Most recent shared year, 2025: Isaac #104, Lorcan #125.
England and Wales · Boys29 shared years, 1996–2024
Isaac held the stronger position in 29 of those years, Lorcan in 0.
Highest recorded here: Isaac #20 in 2015, Lorcan #481 in 2002.
The order between them never changed and held in this list.
Most recent shared year, 2024: Isaac #37, Lorcan #691.
Northern Ireland · Boys28 shared years, 1997–2024
Isaac held the stronger position in 18 of those years, Lorcan in 10.
Highest recorded here: Isaac #20 in 2020, Lorcan #31 in 2023.
The order changed in 2007: Isaac moved ahead. In 2006 they stood at #104 and #80; by 2007 that had become #87 and #88.
Most recent shared year, 2024: Isaac #26, Lorcan #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.
Side by side
| Field | Isaac | Lorcan |
|---|---|---|
| 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 | AU-NSW, GB-ENW, GB-NIR, GB-SCT, IE, NO, NZ | GB-ENW, GB-NIR, IE |
| Most recent popularity observation | New South Wales, Australia · Boys #26 (2025) | Republic of Ireland · Boys #125 (2025) |
| Pronunciation clarity (demonstration score) | 90/100 | Not yet recorded |
| Spelling simplicity (demonstration score) | 94/100 | 88/100 |
| International familiarity (demonstration score) | 100/100 | 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); Lorcan does not have one recorded yet.
- Isaac and Lorcan both have 2 syllables.
- A meaning is recorded for Isaac; Lorcan doesn't have one written yet.
- Both names have recorded usage in GB-ENW, GB-NIR, IE.
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 #26 among boys in New South Wales, Australia, in 2025.
New South Wales, Australia · Boys
Lorcan
Popularity journey
First recorded1964
First recorded at #147 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 recorded1997–2024
Highest recorded position: #31 among boys in Northern Ireland, in 2023 (recorded 1997–2024).
Northern Ireland · Boys
Most recent2025
Most recently recorded at #125 among boys in Republic of Ireland, in 2025.
Republic of Ireland · Boys