MallowbyNames

Chastin

CHAS-tin · Of uncertain origin; possibly a variant of Justin or a modern coinage influenced by chastity or the surname Chastain.

Peak popularity
2007
Usually for
Boys
Trend
Holding steady

Holding steady.

Popularity of Chastin since 1978

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

81523198020002020Most births 2007GirlsBoys
GirlsBoys
Data table (by decade)
DecadeGirlsBoys
1970s05
1980s2764
1990s67110
2000s27150
2010s5116
2020s018

Meaning & origin

Chastin is a rare American name that first appeared in birth records in 1978, reflecting the late 20th-century trend of creating distinctive variants of traditional names. Its usage peaked in 2007, though it has never entered the national top 1,000 rankings, maintaining a consistent but low level of popularity. The name's trajectory has been stable over the past decade, with no significant rise or decline. While it shows no strong regional concentration, its modern sound and flexible spelling appeal to parents seeking a unique alternative to more common names like Justin. Chastin's etymology remains uncertain, likely a blend of phonetic fashion and the influence of surnames such as Chastain.

Chastin appears to be a modern English name, likely a variant of Justin or a creative spelling of the surname Chastain. The name Justin derives from the Latin 'Iustinus,' meaning 'just' or 'righteous.' Chastain is a French surname referring to someone who lived near a chestnut tree. Chastin may also be influenced by the word 'chaste,' though no direct etymological link exists. It has been recorded in the United States since the late 1970s, with a peak in usage during the 2000s.

Nicknames & variants

Nicknames: Chas, Chasty, Tin

Variants: Chastyn, Chasten, Chastain

Sibling names for Chastin

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

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

C is for Chastin, our favorite little boy.

C is for Chastin…”

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

Make Chastin's book

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

Questions parents ask

What does the name Chastin mean?
Chastin has no well-attested meaning. It may be a modern variant of Justin (meaning 'just') or derived from the surname Chastain (meaning 'chestnut').
How popular is the name Chastin?
Chastin has never ranked among the top 1,000 names in the U.S. Its peak usage was in 2007, when it was given to a small number of boys.
Is Chastin a boy's or girl's name?
Chastin is primarily used for boys, though it is occasionally given to girls.