Donnacha vs Tom
Donnacha and Tomcompared 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, Donnacha was ranked #64 and Tom #48 among boys in Republic of Ireland.
Northern Ireland · Boys
In 2024, Donnacha was ranked #93 and Tom #60 among boys in Northern Ireland.
England and Wales · Boys
In 2024, Donnacha was ranked #2263 and Tom #757 among boys in England and Wales.
Donnacha and Tom over time
Donnacha and Tom appear together in 3 published lists, across 77 years of shared records. Tom held the stronger position in more years in 3 of them, Donnacha 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.
Tom reached its own highest recorded position earlier in 3 of those lists, and Donnacha 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.
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 1991, Tom moved ahead of Donnacha in Republic of Ireland · Boys — #216 and #256 the year before became #242 and #179.
- Repeatedly exchanged positions
Donnacha and Tom changed places 5 times in Republic of Ireland · Boys between 1980 and 2025, ending at #64 and #48.
- Closest over the longest run
Across 45 shared years in Republic of Ireland · Boys, Donnacha and Tom averaged 52.2 places apart, ending at #64 and #48.
- Longest-running competitions
Donnacha and Tom were both ranked in Republic of Ireland · Boys for 45 years, from 1980 to 2025, ending at #64 and #48.
List by list
Republic of Ireland · Boys45 shared years, 1980–2025
Donnacha held the stronger position in 6 of those years, Tom in 38.
Highest recorded here: Donnacha #46 in 2022, Tom #32 in 2018.
The order changed in 1991: Tom moved ahead. In 1990 they stood at #216 and #256; by 1991 that had become #242 and #179.
Most recent shared year, 2025: Donnacha #64, Tom #48.
England and Wales · Boys16 shared years, 2007–2024
Donnacha held the stronger position in 0 of those years, Tom in 16.
Highest recorded here: Donnacha #1786 in 2018, Tom #119 in 2007.
The order between them never changed and held in this list.
Most recent shared year, 2024: Donnacha #2263, Tom #757.
Northern Ireland · Boys16 shared years, 2009–2024
Donnacha held the stronger position in 0 of those years, Tom in 16.
Highest recorded here: Donnacha #89 in 2021, Tom #42 in 2016.
The order between them never changed and held in this list.
Most recent shared year, 2024: Donnacha #93, Tom #60.
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 | Donnacha | Tom |
|---|---|---|
| Record type | Official statistical record (evidence-only) | Official statistical record (evidence-only) |
| Gender usage | male | male |
| Meaning | Not yet recorded | Not yet recorded |
| Origin | Not yet recorded | Not yet recorded |
| Pronunciation | Not yet recorded | Not yet recorded |
| Syllables | 3 | 1 |
| Common variants / nicknames | Not yet recorded | Not yet recorded |
| Recorded regional usage | GB-ENW, GB-NIR, IE | GB-ENW, GB-NIR, GB-SCT, IE, NO, NZ |
| Most recent popularity observation | Republic of Ireland · Boys #64 (2025) | Republic of Ireland · Boys #48 (2025) |
| Pronunciation clarity (demonstration score) | Not yet recorded | Not yet recorded |
| Spelling simplicity (demonstration score) | 76/100 | 95/100 |
| International familiarity (demonstration score) | 100/100 | 100/100 |
| Data Confidence | medium | medium |
What the data shows
- Donnacha has 3 syllables, compared with 1 for Tom.
- Both names have recorded usage in GB-ENW, GB-NIR, IE.
How each name got here
Donnacha
Popularity journey
First recorded1965
First recorded at #207 among boys in Republic of Ireland in 1965 — the earliest year that source publishes this name, not necessarily the earliest it was used.
Republic of Ireland · Boys
Highest recorded1965–2025
Highest recorded position: #46 among boys in Republic of Ireland, in 2022 (recorded 1965–2025).
Republic of Ireland · Boys
Most recent2025
Most recently recorded at #64 among boys in Republic of Ireland, in 2025.
Republic of Ireland · Boys
Tom
Popularity journey
First recorded1945
First recorded at #50 among boys in Norway in 1945 — the earliest year that source publishes this name, not necessarily the earliest it was used.
Norway · Boys
Highest recorded1945–2025
Highest recorded position: #12 among boys in Norway, in 1960 (recorded 1945–2025).
Norway · Boys
Most recent2025
Most recently recorded at #388 among boys in Norway, in 2025.
Norway · Boys