Kiara vs Thea
Kiara and Theacompared 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.
Scotland · Girls
In 2024, Kiara was ranked #230 and Thea #65 among girls in Scotland.
England and Wales · Girls
In 2024, Kiara was ranked #181 and Thea #66 among girls in England and Wales.
New Zealand · Girls
In 2023, Kiara was ranked #66 and Thea #70 among girls in New Zealand.
Northern Ireland · Girls
In 2024, Kiara was ranked #227 and Thea #75 among girls in Northern Ireland.
New South Wales, Australia · Girls
In 2023, Kiara was ranked #94 and Thea #95 among girls in New South Wales, Australia.
Republic of Ireland · Girls
In 2025, Kiara was ranked #294 and Thea #207 among girls in Republic of Ireland.
Kiara and Thea over time
Kiara and Thea appear together in 2 published lists, across 59 years of shared records. Thea held the stronger position in more years in 2 of them, Kiara 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.
Each reached its own highest recorded position first in 1 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
Kiara and Thea changed places 7 times in Republic of Ireland · Girls between 1993 and 2025, ending at #294 and #207.
- Longest-running competitions
Kiara and Thea were both ranked in Republic of Ireland · Girls for 30 years, from 1993 to 2025, ending at #294 and #207.
List by list
Republic of Ireland · Girls30 shared years, 1993–2025
Kiara held the stronger position in 9 of those years, Thea in 18.
Highest recorded here: Kiara #238 in 2002, Thea #136 in 2021.
The order changed in 2008: Thea moved ahead. In 2007 they stood at #431 and #505; by 2008 that had become #862 and #501.
Most recent shared year, 2025: Kiara #294, Thea #207.
England and Wales · Girls29 shared years, 1996–2024
Kiara held the stronger position in 0 of those years, Thea in 29.
Highest recorded here: Kiara #175 in 2023, Thea #46 in 2019.
The order between them never changed and held in this list.
Most recent shared year, 2024: Kiara #181, Thea #66.
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 | Kiara | Thea |
|---|---|---|
| Record type | Official statistical record (evidence-only) | Editorially researched profile |
| Gender usage | female | female |
| Meaning | Not yet recorded | A short form of Dorothea, Theodora, Theresa and other similar-sounding Greek-rooted names. |
| Origin | Not yet recorded | Greek (via Germanic/Scandinavian transmission) |
| Pronunciation | Not yet recorded | /ˈteː.a/ |
| Syllables | 2 | 1 |
| Common variants / nicknames | Not yet recorded | Not yet recorded |
| Recorded regional usage | AU-NSW, GB-ENW, GB-NIR, GB-SCT, IE, NZ | AU-NSW, GB-ENW, GB-NIR, GB-SCT, IE, NO, NZ |
| Most recent popularity observation | New South Wales, Australia · Girls #91 (2025) | Norway · Girls #50 (2025) |
| Pronunciation clarity (demonstration score) | Not yet recorded | 90/100 |
| Spelling simplicity (demonstration score) | 94/100 | 95/100 |
| International familiarity (demonstration score) | 100/100 | 100/100 |
| Data Confidence | medium | medium |
What the data shows
- Thea has a recorded origin (Greek (via Germanic/Scandinavian transmission)); Kiara does not have one recorded yet.
- Kiara has 2 syllables, compared with 1 for Thea.
- A meaning is recorded for Thea; Kiara doesn't have one written yet.
- Both names have recorded usage in AU-NSW, GB-ENW, GB-NIR, GB-SCT, IE, NZ.
How each name got here
Kiara
Popularity journey
First recorded1976
First recorded at #429 among girls in Republic of Ireland in 1976 — the earliest year that source publishes this name, not necessarily the earliest it was used.
Republic of Ireland · Girls
Highest recorded1999–2025
Highest recorded position: #49 among girls in New South Wales, Australia, in 2005 (recorded 1999–2025).
New South Wales, Australia · Girls
Most recent2025
Most recently recorded at #91 among girls in New South Wales, Australia, in 2025.
New South Wales, Australia · Girls
Thea
Popularity journey
First recorded1950
First recorded at #380 among girls in Norway in 1950 — the earliest year that source publishes this name, not necessarily the earliest it was used.
Norway · Girls
Highest recorded1950–2025
Highest recorded position: #1 among girls in Norway, in 2006 (recorded 1950–2025).
Norway · Girls
Most recent2025
Most recently recorded at #50 among girls in Norway, in 2025.
Norway · Girls