Sianni
- US rank
- #1,622
- Syllables
- 2
- Peak
- #1,622 in 2025
128 babies were named Sianni in the US in 2025. It has climbed 3,692 places in five years.
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US births per million girls, 1996–2025
Most popular states (2025)
Similar names
Popularity: U.S. Social Security Administration (babies with 5+ births per year).
Did you know?
A few things about Sianni you might not know, from US birth records. Handy for convincing a partner, or a grandparent.
- How commonAbout 1 in every 12,563 baby girls born in the US in 2025 was named Sianni, 128 babies in all. In a typical school of 500 kids, your Sianni would very likely be the only one.
- HistorySianni first shows up in US birth records in 1996, the first year at least 5 babies got it. It has been in use for 29 years since.
- Best yearSianni is at its all-time high right now: #1,622 in 2025.
- Then vs nowSianni is 11× more common today than it was in 2000. In 2000 it was given to about 1 in 138,889 baby girls; in 2025, about 1 in 12,563.
- TrendSianni has climbed 3,692 places in the US rankings over the last five years and now sits at #1,622. Fast risers like this often keep climbing, so expect to hear it more.
- Where it's lovedSianni is most popular in North Carolina, where it ranks #973. It's in the top 1,000 in 1 state.
About the name Sianni
Sianni is a girl name of Irish origin. It has 6 letters and 2 syllables, starting with S and ending in “-nni”. US birth records list Sianni for girls from 1996 to 2025, in 28 of those 30 years. Its best year was 2025, when it ranked #1,622 among girl names. In 2025 it ranked #1,622, with 128 babies.
Origin:Irish names
| Decade | Babies per million | About 1 in |
|---|---|---|
| 1990s | 4.7 | 212,766 girls |
| 2000s | 8.0 | 125,156 girls |
| 2010s | 3.7 | 272,480 girls |
| 2020s | 34 | 29,383 girls |
Other spellings of Sianni
More Irish girl names
- Girl name: Abigail · my father is joy
- Unisex name: Riley · rye clearing
- Girl name: Maeve · she who intoxicates
- Unisex name: Kennedy · helmeted head
- Unisex name: Rylee · rye clearing
- Unisex name: Sloane · raider
- Unisex name: Alani · orange tree
- Girl name: Everleigh · boar clearing
Questions about the name Sianni
What is the origin of the name Sianni?
Sianni has Irish roots in our records. Other Irish names include Abigail, Riley, Maeve.
Is Sianni a boy or girl name?
Sianni is a girl name.
How popular is the name Sianni?
Sianni ranked #1,622 for US girls in 2025, given to 128 babies. Its best year was 2025 (#1,622).