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Siera

#12,986 in 2025Girls' name

Meaning and linguistic origin unconfirmed

Siera has been given to 2,543 babies in the U.S. since 1983. In 2025 it ranked #12,986 of 17,293 girls’ names in use. Its peak year was 1998, with 150 recorded.

Babies named Siera, 2025

1 in 474,000

Siera over time, 1880–2025

Girls
05010015018801900192019401960198020002020

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 Gaps mean the name was given fewer than 5 times that year; these counts are unpublished.

Siera: meaning, origin, and history

Meaning and linguistic origin unconfirmed

Deeper origin not confirmed in the cited records

What Siera means

Siera is a given name.

The naming story behind Siera

Wikidata records Siera as a female given name. The entity identifier is Q98777250, and the classification was checked on 2026-10-20. The spelling matches a source label or alias exactly, without removing accents or linking it to a name merely because the letters look similar.

A database classification is different from an etymological explanation, so those questions remain open in the short meaning.

A modern root explanation needs an additional naming or linguistic reference.

American usage and historical context

In the United States, 2,543 girls were recorded with the name Siera between 1983 and 2025. Its highest annual count was 150 in 1998; its best national rank was #1,205 in 1996.

Over 5 years its rank rose, from #14,858 in 2020 to #12,986 in 2025.

Sources & methodologyReferences, data & attribution

Meaning, origin, and language notes draw on the references below.

American popularity figures use published Social Security Administration records for this exact spelling. Counts below five for a name, sex, and year are omitted.

How common is Siera?

Everything below is computed from the 2025 data — the most recent year available.

Among all babies, 2025
1 in 474,000
7 of 3,315,165 births
Among girls only
1 in 230,000
<0.01% of girls
Rank, 2025
#12,986
of 17,293 girls’ names in use
Coin-flip room size
328,272 kids
Even odds of a second one

Where Siera sits on the popularity scale

Rarest published (5 a year)#1 — Olivia (13,544)

Chance at least one other child shares the name

If the other children were drawn at random from the 2025 national name distribution. Real classrooms cluster by region and community, so treat these as a floor, not a ceiling.

Class of 20Under 1%
Class of 30Under 1%
Grade of 100Under 1%
School of 500Under 1%

Put another way: gather 328,272 children born in 2025 and it's an even bet that one of them is another Siera. In a class of 30 the chance is Under 1%.

When Sieras were born

Half of everyone ever recorded as Siera was born before 1997 — so the typical Siera is around 28 today.

Median birth year
1997
About 28 years old
Biggest decade
1990s
49.0% of all use
Born in the last 25 years
32.6%
Spread across generations
Recorded since 1950
2,543
People you could plausibly meet
Choose a decade

1990s — 49.0% of all recorded uses (1,246).

Is Siera 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
−981
Places dropped
Rank vs 5 years ago
+1,872
Places climbed
Rank vs 10 years ago
—
Not ranked then
Births vs 10 years ago
—
Not published both years
Share of its own peak
4.7%
Peak was 1998 (150)
Years since peak
27
Years
Year-to-year steadiness
Shifting
18.3% average annual change
Best rank ever
#1,205
1996

Spellings of Siera

Siera is not the most common spelling — Sara is, with 35.5% against Siera's 0.21%.

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.

Where Siera is used

Across 1910–2025, Siera was most concentrated in Florida — about 1 in 50,000 girls, against 1 in 129,324 across all states with data. It was least common in Washington (1 in —).

02 per 100,000

Most concentrated

  1. 1Florida1 in 50,000
  2. 2Ohio1 in 50,000
  3. 3Arizona1 in 100,000
  4. 4California1 in 100,000
  5. 5Indiana1 in 100,000
  6. 6Maryland1 in 100,000
  7. 7Michigan1 in 100,000
  8. 8Missouri1 in 100,000

Shading is the share of that state's recorded girls given this name, not the raw count — otherwise the map would just show which states are biggest. Unshaded states have no published records for this period. U.S. birth records suppress state-year counts below 5; state counts therefore don't add up to the national total. Every state links to its full rankings. Siera has too little recent state data to map, so this covers all years from 1910.

Siera around the world

Where Siera 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 & Wales
    2015–2025
    #4,201
    in 2025
  • France
    2022–2025
    #5,535
    in 2025
  • Canada
    1992–2018
    #3,384
    in 2018
  • South Australia
    2005–2013
    #818
    in 2013

Popularity data from Office for National Statistics, Institut national de la statistique et des études économiques, Statistics Canada and Consumer and Business Services (South Australia). ONS data under Open Government Licence v3.0. INSEE data under Licence Ouverte / Etalab 2.0. StatCan data under Statistics Canada Open Licence. CBS SA data under CC BY 4.0.

Notable people named Siera

People whose public names include Siera, backed by Wikidata given-name records and ordered by linked Wikimedia pages. The name may be a middle name.

People data from Wikidata (CC0). Fame is measured, not judged — the order reflects how widely each person is documented, not the U.S. birth records popularity this page is otherwise about.

Siera by the numbers

The raw record for each sex the name is used for.

As a girl's name

Rank in 2025
#12,986
Trend vs 5 yrs ago
Up 1,872
Best rank ever
#1,205
1996
Peak year
1998
150 that year
First recorded
1983
Last recorded
2025
All-time count
2,543
Count in 2025
7

Names similar to Siera

Matched on shared beginnings and endings, similar length, and comparable popularity.

SienaTieraMeeraLeraAmeraSierrahAmeeraKeraSeraVeeraCeraCieraValeraHeraSheraAlveraLaveraZeraAleraKieraSieannaMeraSameraSienna

Names with a curve like Siera

Not spelling — timing. These names rose, peaked and faded in the same years as Siera, so they read as being from the same moment even when they look nothing alike.

AllysaKirstynBrieannaBreeannaYesicaJameshaCiarraDestinieJazzminJazzmineKeanaKelci

Sibling names for Siera

Names from the same era and popularity tier — the two things that make a sibling set feel deliberate — skipping lookalike spellings and shared initials.

Explore around Siera

Top names of 1998, Siera's peak yearThe 1990s in fullOther names that peaked in 1996Girls' names starting with S