Billy vs Rudi
Billy and Rudicompared 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, Billy was ranked #39 and Rudi #676 among boys in Republic of Ireland.
England and Wales · Boys
In 2024, Billy was ranked #127 and Rudi #379 among boys in England and Wales.
Scotland · Boys
In 2024, Billy was ranked #234 and Rudi #199 among boys in Scotland.
Northern Ireland · Boys
In 2024, Billy was ranked #256 and Rudi #239 among boys in Northern Ireland.
England and Wales · Girls
In 2019, Billy was ranked #5591 and Rudi #3541 among girls in England and Wales.
Billy and Rudi over time
Billy and Rudi appear together in 2 published lists, across 44 years of shared records. Billy held the stronger position in more years in 2 of them, Rudi 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.
Billy reached its own highest recorded position earlier in 2 of those lists, and Rudi 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.
- Repeatedly exchanged positions
Billy and Rudi changed places 7 times in Northern Ireland · Boys between 2005 and 2024, ending at #256 and #239.
- Mirrored each other
Over 29 shared years in England and Wales · Boys, Rudi rose about as far as Billy fell — from #71 and #1040 in 1996 to #127 and #379 in 2024.
List by list
England and Wales · Boys29 shared years, 1996–2024
Billy held the stronger position in 29 of those years, Rudi in 0.
Highest recorded here: Billy #68 in 1998, Rudi #334 in 2023.
The order between them never changed and held in this list.
Most recent shared year, 2024: Billy #127, Rudi #379.
Northern Ireland · Boys15 shared years, 2005–2024
Billy held the stronger position in 9 of those years, Rudi in 1.
Highest recorded here: Billy #169 in 2015, Rudi #193 in 2020.
The order changed in 2022: Rudi moved ahead. In 2021 they stood at #176 and #374; by 2022 that had become #207 and #207.
Most recent shared year, 2024: Billy #256, Rudi #239.
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 | Billy | Rudi |
|---|---|---|
| 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 | |
| Syllables | 2 | 2 |
| 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, GB-SCT, IE, NO |
| Most recent popularity observation | Republic of Ireland · Boys #39 (2025) | Republic of Ireland · Boys #676 (2025) |
| Pronunciation clarity (demonstration score) | Not yet recorded | 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
- Billy and Rudi both have 2 syllables.
- Both names have recorded usage in GB-ENW, GB-NIR, GB-SCT, IE.
How each name got here
Billy
Popularity journey
First recorded1970
First recorded at #305 among boys in Republic of Ireland in 1970 — the earliest year that source publishes this name, not necessarily the earliest it was used.
Republic of Ireland · Boys
Highest recorded1970–2025
Highest recorded position: #39 among boys in Republic of Ireland, in 2025 (recorded 1970–2025).
Republic of Ireland · Boys
Most recent2025
Most recently recorded at #44 among boys in New South Wales, Australia, in 2025.
New South Wales, Australia · Boys
Rudi
Popularity journey
First recorded1957
First recorded at #332 among boys in Norway in 1957 — the earliest year that source publishes this name, not necessarily the earliest it was used.
Norway · Boys
Highest recorded2005–2024
Highest recorded position: #193 among boys in Northern Ireland, in 2020 (recorded 2005–2024).
Northern Ireland · Boys
Most recent2025
Most recently recorded at #676 among boys in Republic of Ireland, in 2025.
Republic of Ireland · Boys