Sianne
Girls' nameMeaning not yet documented
Sianne has been given to 95 babies in the U.S. since 1997. It was used fewer than 5 times in 2025, so it doesn't appear in the latest year's list — today it's a genuinely uncommon pick. Its peak year was 1998, with 16 recorded.
Babies named Sianne, 2013
1 in 608,000
Sianne over time, 1880–2025
Based on births in the U.S. Babies given the name each year. Hover the chart — or focus it and use the arrow keys — for any year. Gaps mean the name was given fewer than 5 times that year; these counts are unpublished.
How common is Sianne?
Sianne had fewer than 5 recorded uses in 2025, so these figures use 2013, the last year it was published.
- Among all babies, 2013
- 1 in 608,000
- 6 of 3,645,938 births
- Among girls only
- 1 in 292,000
- <0.01% of girls
- Rank, 2013
- Unranked
- Fewer than 5 uses
- Coin-flip room size
- 421,196 kids
- Even odds of a second one
Where Sianne sits on the popularity scale
Chance at least one other child shares the name
If the other children were drawn at random from the 2013 national name distribution. Real classrooms cluster by region and community, so treat these as a floor, not a ceiling.
Put another way: gather 421,196 children born in 2013 and it's an even bet that one of them is another Sianne. In a class of 30 the chance is Under 1%.
When Siannes were born
Half of everyone ever recorded as Sianne was born before 2001 — so the typical Sianne is around 24 today.
- Biggest decade
- 2000s
- 61.1% of all use
- Born in the last 25 years
- 100.0%
- A modern name
- Recorded since 1950
- 95
- People you could plausibly meet
2000s — 61.1% of all recorded uses (58).
Is Sianne rising or falling?
Rank movement and count movement can disagree — the number of distinct names in use keeps growing, so a name holding a steady count still slides down the list. Both are shown.
- Rank vs 1 year ago
- —
- Not ranked then
- Rank vs 5 years ago
- New entry
- Not ranked then
- Rank vs 10 years ago
- —
- Not ranked then
- Births vs 10 years ago
- —
- Not published both years
- Share of its own peak
- 0%
- Peak was 1998 (16)
- Years since peak
- 27
- Years
- Year-to-year steadiness
- Volatile
- 57.6% average annual change
Spellings of Sianne
Sianne is not the most common spelling — Diane is, with 25.4% against Sianne's <0.01%.
Grouped by closeness of spelling (up to two letter changes), same sex, with a floor on all-time use. It catches Sophia/Sofia and Aiden/Ayden, and misses spellings that sound alike but look different, like Sean and Shawn.
Sianne around the world
Where Sianne ranks in official birth records elsewhere in the world. Rankings only — the number of births isn’t comparable between places, so it isn’t shown.
- England & Wales1996–2016#5,785in 2016
- South Australia1979–2008#796in 2008
Popularity data from Office for National Statistics and Consumer and Business Services (South Australia). ONS data under Open Government Licence v3.0. CBS SA data under CC BY 4.0.
Sianne by the numbers
The raw record for each sex the name is used for.
Names similar to Sianne
Matched on shared beginnings and endings, similar length, and comparable popularity.
Sibling names for Sianne
Names from the same era and popularity tier — the two things that make a sibling set feel deliberate — skipping lookalike spellings and shared initials.