Fabian vs Kai
Fabian and Kaicompared 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, Fabian was ranked #509 and Kai #34 among boys in Republic of Ireland.
Northern Ireland · Boys
In 2023, Fabian was ranked #272 and Kai #52 among boys in Northern Ireland.
England and Wales · Boys
In 2024, Fabian was ranked #538 and Kai #72 among boys in England and Wales.
Norway · Boys
In 2025, Fabian was ranked #223 and Kai #282 among boys in Norway.
Fabian and Kai over time
Fabian and Kai appear together in 4 published lists, across 118 years of shared records. Kai held the stronger position in more years in 3 of them, Fabian in 1.
The order between them changed and held in 2 of those lists — a change in that published list, never a claim that one name displaced the other.
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
Fabian and Kai changed places 5 times in Norway · Boys between 1971 and 2025, ending at #223 and #282.
- Longest-running competitions
Fabian and Kai were both ranked in Norway · Boys for 51 years, from 1971 to 2025, ending at #223 and #282.
List by list
Norway · Boys51 shared years, 1971–2025
Fabian held the stronger position in 30 of those years, Kai in 21.
Highest recorded here: Fabian #110 in 2005, Kai #57 in 1976.
The order changed in 2025: Fabian moved ahead. In 2024 they stood at #261 and #211; by 2025 that had become #223 and #282.
Most recent shared year, 2025: Fabian #223, Kai #282.
England and Wales · Boys29 shared years, 1996–2024
Fabian held the stronger position in 0 of those years, Kai in 29.
Highest recorded here: Fabian #266 in 2013, Kai #56 in 2003.
The order between them never changed and held in this list.
Most recent shared year, 2024: Fabian #538, Kai #72.
Republic of Ireland · Boys25 shared years, 1997–2025
Fabian held the stronger position in 1 of those years, Kai in 24.
Highest recorded here: Fabian #214 in 2017, Kai #30 in 2024.
The order changed in 2002: Kai moved ahead. In 2001 they stood at #337 and #382; by 2002 that had become #451 and #226.
Most recent shared year, 2025: Fabian #509, Kai #34.
Northern Ireland · Boys13 shared years, 2005–2023
Fabian held the stronger position in 0 of those years, Kai in 13.
Highest recorded here: Fabian #188 in 2013, Kai #52 in 2023.
The order between them never changed and held in this list.
Most recent shared year, 2023: Fabian #272, Kai #52.
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 | Fabian | Kai |
|---|---|---|
| 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 | 2 | 1 |
| Common variants / nicknames | Not yet recorded | Not yet recorded |
| Recorded regional usage | GB-ENW, GB-NIR, IE, NO | AU-NSW, GB-ENW, GB-NIR, GB-SCT, IE, NO |
| Most recent popularity observation | Norway · Boys #223 (2025) | New South Wales, Australia · Boys #23 (2025) |
| Pronunciation clarity (demonstration score) | Not yet recorded | 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
- Fabian has 2 syllables, compared with 1 for Kai.
- Both names have recorded usage in GB-ENW, GB-NIR, IE, NO.
How each name got here
Fabian
Popularity journey
First recorded1967
First recorded at #265 among boys in Republic of Ireland in 1967 — the earliest year that source publishes this name, not necessarily the earliest it was used.
Republic of Ireland · Boys
Highest recorded1971–2025
Highest recorded position: #110 among boys in Norway, in 2005 (recorded 1971–2025).
Norway · Boys
Most recent2025
Most recently recorded at #223 among boys in Norway, in 2025.
Norway · Boys
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