Abigail vs Sian
Abigail and Siancompared 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.
Northern Ireland · Girls
In 2017, Abigail was ranked #48 and Sian #432 among girls in Northern Ireland.
Republic of Ireland · Girls
In 2013, Abigail was ranked #54 and Sian #747 among girls in Republic of Ireland.
England and Wales · Girls
In 2024, Abigail was ranked #154 and Sian #3318 among girls in England and Wales.
Abigail and Sian over time
Abigail and Sian appear together in 3 published lists, across 76 years of shared records. Abigail held the stronger position in more years in 3 of them, Sian in 0.
In none of those lists did their order change and stay changed.
Sian reached its own highest recorded position earlier in 3 of those lists, and Abigail 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
Abigail and Sian changed places 4 times in Republic of Ireland · Girls between 1972 and 2013, ending at #54 and #747.
- Mirrored each other
Over 28 shared years in Republic of Ireland · Girls, Abigail rose about as far as Sian fell — from #332 and #471 in 1972 to #54 and #747 in 2013.
- Peaked in the same years
Both reached their highest recorded position in Republic of Ireland · Girls within 2 years — Abigail #36 in 2008, Sian #345 in 2006.
List by list
England and Wales · Girls29 shared years, 1996–2024
Abigail held the stronger position in 29 of those years, Sian in 0.
Highest recorded here: Abigail #19 in 2000, Sian #72 in 1997.
The order between them never changed and held in this list.
Most recent shared year, 2024: Abigail #154, Sian #3318.
Republic of Ireland · Girls28 shared years, 1972–2013
Abigail held the stronger position in 26 of those years, Sian in 1.
Highest recorded here: Abigail #36 in 2008, Sian #345 in 2006.
The order between them never changed and held in this list.
Most recent shared year, 2013: Abigail #54, Sian #747.
Northern Ireland · Girls19 shared years, 1997–2017
Abigail held the stronger position in 19 of those years, Sian in 0.
Highest recorded here: Abigail #29 in 2005, Sian #92 in 2000.
The order between them never changed and held in this list.
Most recent shared year, 2017: Abigail #48, Sian #432.
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 Abigail
Pairs where Abigail shares a published list with another name, each measured inside one registrar's own list.
- Shannon vs Abigail
In 1996 they stood at #11 and #21 in England and Wales · Girls, 10 places apart; by 2024 they were #1743 and #154.
Shannon · Abigail · 29 shared years, 1996–2024 · Started together, ended far apart
- Danielle vs Abigail
In 1996 they stood at #20 and #21 in England and Wales · Girls, 1 places apart; by 2024 they were #934 and #154.
Danielle · Abigail · 29 shared years, 1996–2024 · Started together, ended far apart
- Jade vs Abigail
In 1996 they stood at #19 and #21 in England and Wales · Girls, 2 places apart; by 2024 they were #638 and #154.
Jade · Abigail · 29 shared years, 1996–2024 · Started together, ended far apart
- Fiona vs Abigail
In 1997 they stood at #66 and #72 in Northern Ireland · Girls, 6 places apart; by 2017 they were #432 and #48.
Fiona · Abigail · 18 shared years, 1997–2017 · Started together, ended far apart
Side by side
| Field | Abigail | Sian |
|---|---|---|
| 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 | Not yet recorded |
| Syllables | 3 | 1 |
| Common variants / nicknames | Not yet recorded | Not yet recorded |
| Recorded regional usage | AU-NSW, GB-ENW, GB-NIR, GB-SCT, IE, NO, NZ | GB-ENW, GB-NIR, IE |
| Most recent popularity observation | New South Wales, Australia · Girls #55 (2025) | England and Wales · Girls #3318 (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 | 100/100 |
| Data Confidence | medium | medium |
What the data shows
- Abigail has 3 syllables, compared with 1 for Sian.
- Both names have recorded usage in GB-ENW, GB-NIR, IE.
How each name got here
Abigail
Popularity journey
First recorded1969
First recorded at #303 among girls in Republic of Ireland in 1969 — the earliest year that source publishes this name, not necessarily the earliest it was used.
Republic of Ireland · Girls
Highest recorded1996–2024
Highest recorded position: #19 among girls in England and Wales, in 2000 (recorded 1996–2024).
England and Wales · Girls
Most recent2025
Most recently recorded at #55 among girls in New South Wales, Australia, in 2025.
New South Wales, Australia · Girls
Sian
Popularity journey
First recorded1972
First recorded at #471 among girls in Republic of Ireland in 1972 — the earliest year that source publishes this name, not necessarily the earliest it was used.
Republic of Ireland · Girls
Highest recorded1996–2024
Highest recorded position: #72 among girls in England and Wales, in 1997 (recorded 1996–2024).
England and Wales · Girls
Most recent2024
Most recently recorded at #3318 among girls in England and Wales, in 2024.
England and Wales · Girls