Siera
Meaningmountain range · English form of Sierra
- US rank
- #11,932
- Syllables
- 2
- Peak
- #1,204 in 1996
7 babies were named Siera in the US in 2025. It has climbed 1,521 places in five years.
Found on lists
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US births per million girls, 1983–2025
Similar names
Popularity: U.S. Social Security Administration (babies with 5+ births per year).
Did you know?
A few things about Siera you might not know, from US birth records. Handy for convincing a partner, or a grandparent.
- How commonAbout 1 in every 227,273 baby girls born in the US in 2025 was named Siera, 7 babies in all. In a typical school of 500 kids, your Siera would very likely be the only one.
- HistorySiera first shows up in US birth records in 1983, the first year at least 5 babies got it. It has been in use for 42 years since.
- Best yearIt was far more popular in 1996, when it ranked #1,204. Today it's #11,932, so it could be due a comeback.
- Then vs nowSiera was 15× more common in 2000 than it is today. In 2000 it was given to about 1 in 15,015 baby girls; in 2025, about 1 in 227,273.
- TrendSiera has climbed 1,521 places in the US rankings over the last five years and now sits at #11,932. Fast risers like this often keep climbing, so expect to hear it more.
- MeaningSiera is an English form of Sierra, which means “mountain range”. Our records link it to Irish and Spanish roots.
About the name Siera
Siera is a girl name of Irish and Spanish origin meaning “mountain range”. It has 5 letters and 2 syllables, starting with S and ending in “-era”. US birth records list Siera for girls from 1983 to 2025, in 39 of those 43 years. Its best year was 1996, when it ranked #1,204 among girl names. In 2025 it ranked #11,932, with 7 babies.
Origin:Irish namesSpanish names
| Decade | Babies per million | About 1 in |
|---|---|---|
| 1980s | 28 | 35,569 girls |
| 1990s | 69 | 14,401 girls |
| 2000s | 43 | 22,994 girls |
| 2010s | 7.0 | 143,062 girls |
| 2020s | 3.0 | 335,196 girls |
Other spellings of Siera
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 Siera
What does the name Siera mean?
Siera means “mountain range” in English, as a form of Sierra.
What is the origin of the name Siera?
Siera has Irish, Spanish roots in our records. Other Irish names include Abigail, Riley, Maeve.
Is Siera a boy or girl name?
Siera is a girl name.
How popular is the name Siera?
Siera ranked #11,932 for US girls in 2025, given to 7 babies. Its best year was 1996 (#1,204).