Therese vs Thia
Therese and Thiacompared 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 · Girls
In 2010, Therese was ranked #910 and Thia #910 among girls in Republic of Ireland.
England and Wales · Girls
In 2022, Therese was ranked #4645 and Thia #3148 among girls in England and Wales.
Therese and Thia over time
Therese and Thia appear together in 1 published list, across 14 years of shared records. Neither was ahead in more lists than the other.
In none of those lists did their order change and stay changed.
Therese reached its own highest recorded position earlier in 1 of those lists, and Thia 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
Therese and Thia changed places 6 times in England and Wales · Girls between 2001 and 2022, ending at #4645 and #3148.
List by list
England and Wales · Girls14 shared years, 2001–2022
Therese held the stronger position in 6 of those years, Thia in 6.
Highest recorded here: Therese #2084 in 2005, Thia #1903 in 2011.
The order between them never changed and held in this list.
Most recent shared year, 2022: Therese #4645, Thia #3148.
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 | Therese | Thia |
|---|---|---|
| Record type | Official statistical record (evidence-only) | Official statistical record (evidence-only) |
| Gender usage | female | female |
| Meaning | Not yet recorded | Not yet recorded |
| Origin | Not yet recorded | Not yet recorded |
| Pronunciation | Not yet recorded | |
| Syllables | 3 | 1 |
| Common variants / nicknames | Not yet recorded | Not yet recorded |
| Recorded regional usage | AU-NSW, GB-ENW, GB-NIR, IE, NO | GB-ENW, IE |
| Most recent popularity observation | Norway · Girls #487 (2025) | England and Wales · Girls #4843 (2024) |
| Pronunciation clarity (demonstration score) | Not yet recorded | Not yet recorded |
| Spelling simplicity (demonstration score) | 82/100 | 95/100 |
| International familiarity (demonstration score) | 100/100 | 60/100 |
| Data Confidence | medium | medium |
What the data shows
- Therese has 3 syllables, compared with 1 for Thia.
- Both names have recorded usage in GB-ENW, IE.
How each name got here
Therese
Popularity journey
First recorded1946
First recorded at #363 among girls in Norway in 1946 — the earliest year that source publishes this name, not necessarily the earliest it was used.
Norway · Girls
Highest recorded1946–2025
Highest recorded position: #21 among girls in Norway, in 1986 (recorded 1946–2025).
Norway · Girls
Most recent2025
Most recently recorded at #487 among girls in Norway, in 2025.
Norway · Girls
Thia
Popularity journey
First recorded2001
First recorded at #3998 among girls in England and Wales in 2001 — the earliest year that source publishes this name, not necessarily the earliest it was used.
England and Wales · Girls
Most recent2024
Most recently recorded at #4843 among girls in England and Wales, in 2024.
England and Wales · Girls