MallowbyNames

Siearra

see-AIR-uh · Of uncertain origin; possibly a modern respelling of Sierra.

Peak popularity
2000
Usually for
Girls
Trend
Holding steady

Holding steady.

Popularity of Siearra since 1985

Babies named Siearra per year in U.S. Social Security records.

815231990200020102020Most births 2000Girls
Data table (by decade)
DecadeGirls
1980s53
1990s125
2000s73
2010s0
2020s0

Meaning & origin

Siearra is a modern English respelling of Sierra, a name that first entered U.S. birth records in 1985. Though it has never cracked the top 1000, it saw its peak year in 2000, reflecting the broader trend of -ierra ending names and phonetic spellings gaining traction in the late 20th century. The name's trajectory has been stable, with no sharp rises or declines, indicating consistent but niche usage. While no top states are recorded for Siearra, the root name Sierra has been particularly popular in western states, and Siearra likely follows a similar geographic pattern. As a modern coinage, its meaning is derived entirely from its parent name, and it remains a distinctive choice for parents seeking a familiar sound with a unique spelling.

Siearra is likely a modern phonetic respelling of Sierra, a name borrowed from the Spanish word for 'mountain range' (from Latin serra 'saw'). The name Sierra gained popularity in the United States in the late 20th century, and Siearra emerged as a variant spelling, likely influenced by names like Ciara or the desire for a unique spelling. It first appeared in U.S. records in 1985 and saw modest use in the 2000s.

Nicknames & variants

Nicknames: Sie, Ciera, Sisi

Variants: Sierra, Cierra, Ciara

Sibling names for Siearra

Names that share Siearra's style, for a brother or sister.

A parent animal hugging its little one, the personalized name page

S is for Siearra, our favorite little girl.

S is for Siearra…”

In a Mallowby alphabet book, Siearra's letter becomes Siearra's page: hand-illustrated, printed hardcover or paperback, made just for them.

Make Siearra's book

Books for siblings or grandkids? The second book is 15% off.

Questions parents ask

What does the name Siearra mean?
The meaning of Siearra is uncertain. It is most likely a modern respelling of Sierra, which comes from the Spanish word for 'mountain range.'
How popular is the name Siearra?
Siearra has never ranked in the U.S. top 1000 names. Its peak year was 2000, but it has remained rare. It does not appear in the 2025 data with a measurable one-in-N ratio.
Is Siearra a boy or girl name?
Siearra is almost exclusively used for girls.