Diane vs Sima

Diane and Simacompared 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 2024, Diane was ranked #2411 and Sima #4843 among girls in England and Wales.

Diane and Sima over time

Diane and Sima appear together in 1 published list, across 29 years of shared records. Diane held the stronger position in more years in 1 of them, Sima 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.

Diane reached its own highest recorded position earlier in 1 of those lists, and Sima 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
Diane and Sima changed places 13 times in England and Wales · Girls between 1996 and 2024, ending at #2411 and #4843.
Peaked in the same years
Both reached their highest recorded position in England and Wales · Girls within 2 years — Diane #983 in 1997, Sima #1473 in 1999.

List by list

England and Wales · Girls29 shared years, 1996–2024
Diane held the stronger position in 21 of those years, Sima in 7.
Highest recorded here: Diane #983 in 1997, Sima #1473 in 1999.
The order changed in 2024: Diane moved ahead. In 2023 they stood at #2504 and #2346; by 2024 that had become #2411 and #4843.
Most recent shared year, 2024: Diane #2411, Sima #4843.

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 Diane

Pairs where Diane shares a published list with another name, each measured inside one registrar's own list.

Christine vs Diane
Both reached their highest recorded position in New South Wales, Australia · Girls within 2 years — Christine #1 in 1952, Diane #17 in 1953.
Christine · Diane · 19 shared years, 1952–1970 · Peaked in the same years
See the 1953 New South Wales, Australia ranking
Susan vs Diane
Both reached their highest recorded position in New South Wales, Australia · Girls within 2 years — Susan #1 in 1954, Diane #17 in 1953.
Susan · Diane · 19 shared years, 1952–1970 · Peaked in the same years
See the 1954 New South Wales, Australia ranking
Heather vs Diane
Across 20 shared years in New Zealand · Girls, Heather and Diane averaged 6.5 places apart, ending at #77 and #82.
Heather · Diane · 20 shared years, 1954–1973 · Closest over the longest run
See the 1973 New Zealand ranking
Lisa vs Diane
In 1966, Lisa moved ahead of Diane in New Zealand · Girls — #31 and #30 the year before became #7 and #32.
Lisa · Diane · 12 shared years, 1962–1973 · One moved ahead of the other
See the 1966 New Zealand ranking

Side by side

Side-by-side comparison of Diane, Sima
Field	Diane	Sima
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	2	2
Common variants / nicknames	Not yet recorded	Not yet recorded
Recorded regional usage	AU-NSW, GB-ENW, GB-NIR, IE, NZ	GB-ENW
Most recent popularity observation	England and Wales · Girls #2411 (2024)	England and Wales · Girls #4843 (2024)
Pronunciation clarity (demonstration score)	Not yet recorded	Not yet recorded
Spelling simplicity (demonstration score)	94/100	95/100
International familiarity (demonstration score)	100/100	40/100
Data Confidence	medium	medium

What the data shows

Diane and Sima both have 2 syllables.
Both names have recorded usage in GB-ENW.

How each name got here

Diane

Popularity journey

First recorded1952
First recorded at #21 among girls in New South Wales, Australia in 1952 — the earliest year that source publishes this name, not necessarily the earliest it was used.
New South Wales, Australia · Girls
Highest recorded1954–1973
Highest recorded position: #16 among girls in New Zealand, in 1954 (recorded 1954–1973).
New Zealand · Girls
Most recent2024
Most recently recorded at #2411 among girls in England and Wales, in 2024.
England and Wales · Girls

Sima

Popularity journey

First recorded1996
First recorded at #1755 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 recorded1996–2024
Highest recorded position: #1473 among girls in England and Wales, in 1999 (recorded 1996–2024).
England and Wales · Girls
Most recent2024
Most recently recorded at #4843 among girls in England and Wales, in 2024.
England and Wales · Girls