Ada vs Theodora
Ada and Theodoracompared 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 2025, Ada was ranked #40 and Theodora #353 among girls in England and Wales.
Scotland · Girls
In 2024, Ada was ranked #44 and Theodora #431 among girls in Scotland.
Republic of Ireland · Girls
In 2025, Ada was ranked #45 and Theodora #608 among girls in Republic of Ireland.
Northern Ireland · Girls
In 2019, Ada was ranked #66 and Theodora #424 among girls in Northern Ireland.
Ada and Theodora over time
Ada and Theodora appear together in 2 published lists, across 41 years of shared records. Ada held the stronger position in more years in 2 of them, Theodora 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.
- Longest-running competitions
Ada and Theodora were both ranked in England and Wales · Girls for 30 years, from 1996 to 2025, ending at #40 and #353.
- Peaked in the same years
Both reached their highest recorded position in Republic of Ireland · Girls within 2 years — Ada #37 in 2020, Theodora #390 in 2021.
List by list
England and Wales · Girls30 shared years, 1996–2025
Ada held the stronger position in 22 of those years, Theodora in 8.
Highest recorded here: Ada #36 in 2022, Theodora #340 in 2019.
The order changed in 2005: Ada moved ahead. In 2004 they stood at #1617 and #1312; by 2005 that had become #951 and #1121.
Most recent shared year, 2025: Ada #40, Theodora #353.
Republic of Ireland · Girls11 shared years, 2003–2025
Ada held the stronger position in 11 of those years, Theodora in 0.
Highest recorded here: Ada #37 in 2020, Theodora #390 in 2021.
The order between them never changed and held in this list.
Most recent shared year, 2025: Ada #45, Theodora #608.
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.
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 Ada
Pairs where Ada shares a published list with another name, each measured inside one registrar's own list.
- Kristin vs Ada
Over 74 shared years in Norway · Girls, Ada rose about as far as Kristin fell — from #130 and #229 in 1945 to #251 and #18 in 2025.
Kristin · Ada · 74 shared years, 1945–2025 · Mirrored each other
- Ada vs Solveig
Over 74 shared years in Norway · Girls, Ada rose about as far as Solveig fell — from #229 and #14 in 1945 to #18 and #28 in 2025.
Ada · Solveig · 74 shared years, 1945–2025 · Mirrored each other
- Christine vs Ada
Over 71 shared years in Norway · Girls, Ada rose about as far as Christine fell — from #253 and #229 in 1945 to #498 and #18 in 2025.
Christine · Ada · 71 shared years, 1945–2025 · Mirrored each other
- Ada vs Christina
Over 70 shared years in Norway · Girls, Ada rose about as far as Christina fell — from #256 and #307 in 1946 to #18 and #497 in 2025.
Ada · Christina · 70 shared years, 1946–2025 · Mirrored each other
Side by side
| Field | Ada | Theodora |
|---|---|---|
| Record type | Editorially researched profile | Official statistical record (evidence-only) |
| Gender usage | female | female |
| Meaning | A short form of Germanic names beginning with 'adal' meaning 'noble', such as Adelaide or Adelina. Notably borne by Ada Lovelace, who assisted Charles Babbage with early computer development. | Not yet recorded |
| Origin | Germanic | Not yet recorded |
| Pronunciation | /ˈeɪ.də/ | Not yet recorded |
| Syllables | 2 | 3 |
| Common variants / nicknames | Not yet recorded | Not yet recorded |
| Recorded regional usage | GB-ENW, GB-NIR, GB-SCT, IE, NO, NZ | GB-ENW, GB-NIR, GB-SCT, IE |
| Most recent popularity observation | Norway · Girls #18 (2025) | England and Wales · Girls #353 (2025) |
| Pronunciation clarity (demonstration score) | 90/100 | Not yet recorded |
| Spelling simplicity (demonstration score) | 95/100 | 76/100 |
| International familiarity (demonstration score) | 100/100 | 100/100 |
| Data Confidence | medium | medium |
What the data shows
- Ada has a recorded origin (Germanic); Theodora does not have one recorded yet.
- Ada has 2 syllables, compared with 3 for Theodora.
- A meaning is recorded for Ada; Theodora doesn't have one written yet.
- Both names have recorded usage in GB-ENW, GB-NIR, GB-SCT, IE.
How each name got here
Ada
Popularity journey
First recorded1945
First recorded at #229 among girls in Norway in 1945 — the earliest year that source publishes this name, not necessarily the earliest it was used.
Norway · Girls
Highest recorded1945–2025
Highest recorded position: #6 among girls in Norway, in 2019 (recorded 1945–2025).
Norway · Girls
Most recent2025
Most recently recorded at #40 among girls in England and Wales, in 2025.
England and Wales · Girls
Theodora
Popularity journey
First recorded1996
First recorded at #1364 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 recorded1996–2025
Highest recorded position: #340 among girls in England and Wales, in 2019 (recorded 1996–2025).
England and Wales · Girls
Most recent2025
Most recently recorded at #353 among girls in England and Wales, in 2025.
England and Wales · Girls