Callum vs Dion
Callum and Dioncompared 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.
Republic of Ireland · Boys
In 2025, Callum was ranked #49 and Dion #577 among boys in Republic of Ireland.
Northern Ireland · Boys
In 2013, Callum was ranked #51 and Dion #398 among boys in Northern Ireland.
England and Wales · Boys
In 2024, Callum was ranked #248 and Dion #651 among boys in England and Wales.
Callum and Dion over time
Callum and Dion appear together in 2 published lists, across 61 years of shared records. Callum held the stronger position in more years in 2 of them, Dion in 0.
In none of those lists did their order change and stay changed.
Each reached its own highest recorded position first in 1 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.
- Mirrored each other
Over 32 shared years in Republic of Ireland · Boys, Callum rose about as far as Dion fell — from #238 and #298 in 1992 to #49 and #577 in 2025.
- Longest-running competitions
Callum and Dion were both ranked in Republic of Ireland · Boys for 32 years, from 1992 to 2025, ending at #49 and #577.
- Peaked in the same years
Both reached their highest recorded position in England and Wales · Boys within 2 years — Callum #8 in 1998, Dion #271 in 1999.
List by list
Republic of Ireland · Boys32 shared years, 1992–2025
Callum held the stronger position in 32 of those years, Dion in 0.
Highest recorded here: Callum #22 in 2006, Dion #144 in 1999.
The order between them never changed and held in this list.
Most recent shared year, 2025: Callum #49, Dion #577.
England and Wales · Boys29 shared years, 1996–2024
Callum held the stronger position in 29 of those years, Dion in 0.
Highest recorded here: Callum #8 in 1998, Dion #271 in 1999.
The order between them never changed and held in this list.
Most recent shared year, 2024: Callum #248, Dion #651.
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 | Callum | Dion |
|---|---|---|
| Record type | Editorially researched profile | Official statistical record (evidence-only) |
| Gender usage | male | male |
| Meaning | Traditionally associated with 'dove', via its connection to Saint Columba. | Not yet recorded |
| Origin | Scottish Gaelic (Anglicised form of Calum), from Latin columba | Not yet recorded |
| Pronunciation | /ˈkæləm/ | |
| Syllables | 2 | 1 |
| Common variants / nicknames | Not yet recorded | Not yet recorded |
| Recorded regional usage | AU-NSW, GB-ENW, GB-NIR, GB-SCT, IE, NZ | GB-ENW, GB-NIR, IE, NZ |
| Most recent popularity observation | Republic of Ireland · Boys #49 (2025) | Republic of Ireland · Boys #577 (2025) |
| Pronunciation clarity (demonstration score) | 90/100 | Not yet recorded |
| Spelling simplicity (demonstration score) | 88/100 | 95/100 |
| International familiarity (demonstration score) | 100/100 | 100/100 |
| Data Confidence | medium | medium |
What the data shows
- Callum has a recorded origin (Scottish Gaelic (Anglicised form of Calum), from Latin columba); Dion does not have one recorded yet.
- Callum has 2 syllables, compared with 1 for Dion.
- A meaning is recorded for Callum; Dion doesn't have one written yet.
- Both names have recorded usage in GB-ENW, GB-NIR, IE, NZ.
How each name got here
Callum
Popularity journey
First recorded1988
First recorded at #80 among boys in New Zealand in 1988 — the earliest year that source publishes this name, not necessarily the earliest it was used.
New Zealand · Boys
Highest recorded1996–2024
Highest recorded position: #8 among boys in England and Wales, in 1998 (recorded 1996–2024).
England and Wales · Boys
Most recent2025
Most recently recorded at #49 among boys in Republic of Ireland, in 2025.
Republic of Ireland · Boys
Dion
Popularity journey
First recorded1967
First recorded at #93 among boys in New Zealand in 1967 — the earliest year that source publishes this name, not necessarily the earliest it was used.
New Zealand · Boys
Highest recorded1967–1984
Highest recorded position: #50 among boys in New Zealand, in 1974 (recorded 1967–1984).
New Zealand · Boys
Most recent2025
Most recently recorded at #577 among boys in Republic of Ireland, in 2025.
Republic of Ireland · Boys