MallowbyNames

Sebasthian

sih-BAS-tee-an · A variant spelling of Sebastian, which likely means 'person from Sebastia', an ancient city in Asia Minor (modern Sivas, Turkey).

2025 rank (boys)
#8,243
Babies named in 2025
9
Peak popularity
2012
2025 frequency
1 in 189,786 boys
Usually for
Boys
Trend
Holding steady

Holding steady, #8,243 for boys today.

Popularity of Sebasthian since 2000

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

5914200020102020Most births 2007Boys
Data table (by decade)
DecadeBoys
2000s47
2010s72
2020s34

Meaning & origin

Sebasthian is a modern respelling of the classic name Sebastian, first recorded in U.S. data in 2000. It reached its peak popularity in 2012, ranking 8,243 in 2025. This spelling is far less common than the traditional Sebastian, with only about 1 in 189,786 births. The name's trajectory has been stable, suggesting a small but consistent group of parents choosing this variant. It has not been associated with any particular states. Sebasthian offers the same strong nickname potential (Seb, Bastian) as its parent name, but with a distinctive spelling that sets it apart.

Sebasthian is a modern respelling of the classical name Sebastian, from Latin Sebastianus, meaning 'from Sebastia'. Sebastia was a city in ancient Pontus named after the Greek word 'sebastos' (august, venerable). The name Sebastian was popularized by early Christian saints and has been widely used across Europe. This particular spelling emerged in the late 20th century, likely influenced by the 'th' variant found in names like Bartholomew.

Nicknames & variants

Nicknames: Seb, Sebby, Bastian

Variants: Sebastian, Sebastien, Sebastião

Sibling names for Sebasthian

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

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

S is for Sebasthian, our favorite little boy.

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Questions parents ask

What does the name Sebasthian mean?
Sebasthian is a variant spelling of Sebastian, which means 'person from Sebastia', an ancient city in Asia Minor.
How popular is the name Sebasthian currently?
As of 2025, Sebasthian ranks 8,243 in the U.S., with about 1 in 189,786 births using this spelling.
Is Sebasthian a boy or girl name?
Sebasthian is almost exclusively used for boys.