Jai vs Kai
Jai 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, Jai was ranked #829 and Kai #34 among boys in Republic of Ireland.
Northern Ireland · Boys
In 2021, Jai was ranked #433 and Kai #52 among boys in Northern Ireland.
New South Wales, Australia · Boys
In 2008, Jai was ranked #90 and Kai #60 among boys in New South Wales, Australia.
England and Wales · Boys
In 2024, Jai was ranked #945 and Kai #72 among boys in England and Wales.
England and Wales · Girls
In 2023, Jai was ranked #5687 and Kai #4056 among girls in England and Wales.
Jai and Kai over time
Jai and Kai appear together in 3 published lists, across 58 years of shared records. Kai held the stronger position in more years in 3 of them, Jai in 0.
In none of those lists did their order change and stay changed.
Kai reached its own highest recorded position earlier in 2 of those lists, Jai in 1. 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
Jai and Kai changed places 4 times in England and Wales · Girls between 1996 and 2023, ending at #5687 and #4056.
- Peaked in the same years
Both reached their highest recorded position in England and Wales · Boys within 2 years — Jai #246 in 2004, Kai #56 in 2003.
List by list
England and Wales · Boys29 shared years, 1996–2024
Jai held the stronger position in 0 of those years, Kai in 29.
Highest recorded here: Jai #246 in 2004, Kai #56 in 2003.
The order between them never changed and held in this list.
Most recent shared year, 2024: Jai #945, Kai #72.
England and Wales · Girls18 shared years, 1996–2023
Jai held the stronger position in 3 of those years, Kai in 14.
Highest recorded here: Jai #1058 in 2000, Kai #1126 in 1997.
The order between them never changed and held in this list.
Most recent shared year, 2023: Jai #5687, Kai #4056.
Northern Ireland · Boys11 shared years, 2000–2021
Jai held the stronger position in 0 of those years, Kai in 11.
Highest recorded here: Jai #191 in 2011, Kai #52 in 2021.
The order between them never changed and held in this list.
Most recent shared year, 2021: Jai #433, 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 | Jai | 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 | 1 | 1 |
| Common variants / nicknames | Not yet recorded | Not yet recorded |
| Recorded regional usage | AU-NSW, GB-ENW, GB-NIR, IE | AU-NSW, GB-ENW, GB-NIR, GB-SCT, IE, NO |
| Most recent popularity observation | Republic of Ireland · Boys #829 (2025) | New South Wales, Australia · Boys #23 (2025) |
| Pronunciation clarity (demonstration score) | Not yet recorded | Not yet recorded |
| Spelling simplicity (demonstration score) | 95/100 | 95/100 |
| International familiarity (demonstration score) | 100/100 | 100/100 |
| Data Confidence | medium | medium |
What the data shows
- Jai and Kai both have 1 syllable.
- Both names have recorded usage in AU-NSW, GB-ENW, GB-NIR, IE.
How each name got here
Jai
Popularity journey
First recorded1996
First recorded at #2683 among girls in England and Wales in 1996 — the earliest year that source publishes this name, not necessarily the earliest it was used.
England and Wales · Girls
Highest recorded2001–2008
Highest recorded position: #87 among boys in New South Wales, Australia, in 2005 (recorded 2001–2008).
New South Wales, Australia · Boys
Most recent2025
Most recently recorded at #829 among boys in Republic of Ireland, in 2025.
Republic of Ireland · 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