Lucas vs Zac
Lucas and Zaccompared 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 2012, Lucas was ranked #2 and Zac #91 among boys in New South Wales, Australia.
New Zealand · Boys
In 2012, Lucas was ranked #8 and Zac #87 among boys in New Zealand.
Scotland · Boys
In 2024, Lucas was ranked #23 and Zac #176 among boys in Scotland.
England and Wales · Boys
In 2024, Lucas was ranked #25 and Zac #442 among boys in England and Wales.
Northern Ireland · Boys
In 2024, Lucas was ranked #30 and Zac #216 among boys in Northern Ireland.
Republic of Ireland · Boys
In 2025, Lucas was ranked #64 and Zac #223 among boys in Republic of Ireland.
Lucas and Zac over time
Lucas and Zac appear together in 4 published lists, across 96 years of shared records. Lucas held the stronger position in more years in 4 of them, Zac in 0.
In none of those lists did their order change and stay changed.
Each reached its own highest recorded position first in 2 of the lists they share.
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
Lucas and Zac changed places 4 times in New South Wales, Australia · Boys between 1998 and 2012, ending at #2 and #91.
- Mirrored each other
Over 29 shared years in England and Wales · Boys, Lucas rose about as far as Zac fell — from #169 and #276 in 1996 to #25 and #442 in 2024.
- Peaked in the same years
Both reached their highest recorded position in England and Wales · Boys within 2 years — Lucas #17 in 2009, Zac #110 in 2010.
List by list
England and Wales · Boys29 shared years, 1996–2024
Lucas held the stronger position in 29 of those years, Zac in 0.
Highest recorded here: Lucas #17 in 2009, Zac #110 in 2010.
The order between them never changed and held in this list.
Most recent shared year, 2024: Lucas #25, Zac #442.
Northern Ireland · Boys27 shared years, 1997–2024
Lucas held the stronger position in 27 of those years, Zac in 0.
Highest recorded here: Lucas #22 in 2013, Zac #88 in 2010.
The order between them never changed and held in this list.
Most recent shared year, 2024: Lucas #30, Zac #216.
Republic of Ireland · Boys25 shared years, 2001–2025
Lucas held the stronger position in 25 of those years, Zac in 0.
Highest recorded here: Lucas #55 in 2018, Zac #179 in 2019.
The order between them never changed and held in this list.
Most recent shared year, 2025: Lucas #64, Zac #223.
New South Wales, Australia · Boys15 shared years, 1998–2012
Lucas held the stronger position in 12 of those years, Zac in 3.
Highest recorded here: Lucas #2 in 2011, Zac #65 in 2002.
The order between them never changed and held in this list.
Most recent shared year, 2012: Lucas #2, Zac #91.
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 Lucas
Pairs where Lucas shares a published list with another name, each measured inside one registrar's own list.
- Lucas vs Leon
Lucas and Leon changed places 15 times in Norway · Boys between 1979 and 2025, ending at #24 and #46.
Lucas · Leon · 42 shared years, 1979–2025 · Repeatedly exchanged positions
- Lucas vs Ludvig
Lucas and Ludvig changed places 13 times in Norway · Boys between 1985 and 2025, ending at #24 and #13.
Lucas · Ludvig · 39 shared years, 1985–2025 · Repeatedly exchanged positions
- Lucas vs Levi
Lucas and Levi both rose over the same years in 5 registrars — New South Wales, Australia · Boys; New Zealand · Boys; Northern Ireland · Boys; Norway · Boys; Republic of Ireland · Boys. Each list is measured against its own starting position; the positions are never combined.
Lucas · Levi · 38 shared years, 1980–2025 · Moved together in several countries
- Lucas vs Arthur
Lucas and Arthur both rose over the same years in 4 registrars — England and Wales · Boys; Northern Ireland · Boys; Norway · Boys; Republic of Ireland · Boys. Each list is measured against its own starting position; the positions are never combined.
Lucas · Arthur · 43 shared years, 1979–2025 · Moved together in several countries
Side by side
| Field | Lucas | Zac |
|---|---|---|
| Record type | Editorially researched profile | Official statistical record (evidence-only) |
| Gender usage | male | male |
| Meaning | The Latin form of the Greek name Loukas, ultimately linked to the English name Luke. The deeper root meaning is itself disputed — possibly a shortened form of 'from Lucania' (a region of southern Italy), or alternatively derived from the Latin name Lucius. | Not yet recorded |
| Origin | Latin, via Greek Loukas | Not yet recorded |
| Pronunciation | /ˈluːkəs/ | Not yet recorded |
| Syllables | 2 | 1 |
| Common variants / nicknames | Not yet recorded | Not yet recorded |
| Recorded regional usage | AU-NSW, GB-ENW, GB-NIR, GB-SCT, IE, NO, NZ | AU-NSW, GB-ENW, GB-NIR, GB-SCT, IE, NZ |
| Most recent popularity observation | New South Wales, Australia · Boys #14 (2025) | Republic of Ireland · Boys #223 (2025) |
| Pronunciation clarity (demonstration score) | 90/100 | Not yet recorded |
| Spelling simplicity (demonstration score) | 94/100 | 95/100 |
| International familiarity (demonstration score) | 100/100 | 100/100 |
| Data Confidence | medium | medium |
What the data shows
- Lucas has a recorded origin (Latin, via Greek Loukas); Zac does not have one recorded yet.
- Lucas has 2 syllables, compared with 1 for Zac.
- A meaning is recorded for Lucas; Zac 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
Lucas
Popularity journey
First recorded1976
First recorded at #607 among boys in Norway in 1976 — the earliest year that source publishes this name, not necessarily the earliest it was used.
Norway · Boys
Highest recorded1980–2025
Highest recorded position: #2 among boys in New South Wales, Australia, in 2011 (recorded 1980–2025).
New South Wales, Australia · Boys
Most recent2025
Most recently recorded at #14 among boys in New South Wales, Australia, in 2025.
New South Wales, Australia · Boys
Zac
Popularity journey
First recorded1996
First recorded at #276 among boys in England and Wales in 1996 — the earliest year that source publishes this name, not necessarily the earliest it was used.
England and Wales · Boys
Highest recorded1998–2012
Highest recorded position: #65 among boys in New South Wales, Australia, in 2002 (recorded 1998–2012).
New South Wales, Australia · Boys
Most recent2025
Most recently recorded at #223 among boys in Republic of Ireland, in 2025.
Republic of Ireland · Boys