Kai vs Rosanne
Kai and Rosannecompared 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.
England and Wales · Girls
In 2018, Kai was ranked #4684 and Rosanne #5666 among girls in England and Wales.
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 Kai
Pairs where Kai shares a published list with another name, each measured inside one registrar's own list.
- Aksel vs Kai
Aksel and Kai were both ranked in Norway · Boys for 81 years, from 1945 to 2025, ending at #25 and #282.
Aksel · Kai · 81 shared years, 1945–2025 · Longest-running competitions
- Anders vs Kai
Anders and Kai were both ranked in Norway · Boys for 81 years, from 1945 to 2025, ending at #293 and #282.
Anders · Kai · 81 shared years, 1945–2025 · Longest-running competitions
- Andreas vs Kai
Andreas and Kai were both ranked in Norway · Boys for 81 years, from 1945 to 2025, ending at #96 and #282.
Andreas · Kai · 81 shared years, 1945–2025 · Longest-running competitions
- Arne vs Kai
Arne and Kai were both ranked in Norway · Boys for 81 years, from 1945 to 2025, ending at #222 and #282.
Arne · Kai · 81 shared years, 1945–2025 · Longest-running competitions
Side by side
| Field | Kai | Rosanne |
|---|---|---|
| Record type | Official statistical record (evidence-only) | Official statistical record (evidence-only) |
| Gender usage | male | female |
| Meaning | Not yet recorded | Not yet recorded |
| Origin | Not yet recorded | Not yet recorded |
| Pronunciation | Not yet recorded | Not yet recorded |
| Syllables | 1 | 3 |
| Common variants / nicknames | Not yet recorded | Not yet recorded |
| Recorded regional usage | AU-NSW, GB-ENW, GB-NIR, GB-SCT, IE, NO | GB-ENW, IE |
| Most recent popularity observation | New South Wales, Australia · Boys #23 (2025) | England and Wales · Girls #5666 (2018) |
| Pronunciation clarity (demonstration score) | Not yet recorded | Not yet recorded |
| Spelling simplicity (demonstration score) | 95/100 | 82/100 |
| International familiarity (demonstration score) | 100/100 | 60/100 |
| Data Confidence | medium | medium |
What the data shows
- Kai has 1 syllable, compared with 3 for Rosanne.
- Both names have recorded usage in GB-ENW, IE.
How each name got here
Kai
Popularity journey
First recorded1945
First recorded at #76 among boys in Norway in 1945 — the earliest year that source publishes this name, not necessarily the earliest it was used.
Norway · Boys
Highest recorded2002–2025
Highest recorded position: #20 among boys in New South Wales, Australia, in 2023 (recorded 2002–2025).
New South Wales, Australia · Boys
Most recent2025
Most recently recorded at #23 among boys in New South Wales, Australia, in 2025.
New South Wales, Australia · Boys
Rosanne
Popularity journey
First recorded1964
First recorded at #300 among girls in Republic of Ireland in 1964 — the earliest year that source publishes this name, not necessarily the earliest it was used.
Republic of Ireland · Girls
Highest recorded1964–1994
Highest recorded position: #288 among girls in Republic of Ireland, in 1966 (recorded 1964–1994).
Republic of Ireland · Girls
Most recent2018
Most recently recorded at #5666 among girls in England and Wales, in 2018.
England and Wales · Girls