MallowbyNames

Kassian

KAS-ee-ən · A form of Cassian, derived from the Latin family name Cassianus, itself from Cassius, meaning 'empty, vain' or possibly dedicated to the Roman gens Cassia.

2025 rank (boys)
#2,941
Babies named in 2025
42
Peak popularity
2023
2025 frequency
1 in 40,668 boys
Usually for
Boys
Trend
Rising since 2020

Rising since 2020, #2,941 for boys today.

Popularity of Kassian since 2017

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

1633492020Most births 2023Boys
Data table (by decade)
DecadeBoys
2010s64
2020s202

Meaning & origin

Kassian is a rare but rising name in the United States, first recorded in 2017 and climbing steadily since 2020. In 2023, it ranked 2941 with approximately 1 in 40,668 newborn boys receiving the name, peaking so far in 2023. Its origin is Latin, a respelling of the traditional Cassian, a name with early Christian saintly associations that lent it gravitas in medieval Europe. The K-initial variant gives it a slightly more modern, Germanic feel. The top state for Kassian is Texas, which aligns with the broader trend of unique names gaining traction in the South. While still uncommon, its trajectory suggests a slowly increasing appeal among parents seeking Latin-rooted names that are distinctive yet anchored in history.

Kassian is a variant of Cassian, which comes from the Latin Cassianus, a derivative of the Roman nomen Cassius. The meaning of Cassius is uncertain; it may be related to the Latin word cassus meaning 'empty' or 'vain', or it could be of Etruscan origin. The name was borne by several early Christian saints, including Cassianus of Imola, a martyr and patron of stenographers, which helped spread its use in medieval Europe. The spelling with K is a modern respelling, likely influenced by Germanic naming traditions and seen in countries like Germany and Austria.

Where Kassian is most popular

Births per 100,000 boys by state, 2025. The lightest shade means too few recorded births.

Nicknames & variants

Nicknames: Kas, Kass, Kasi

Variants: Cassian, Cassius, Casey

Sibling names for Kassian

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

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

K is for Kassian, our favorite little boy.

K is for Kassian…”

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

Make Kassian's book

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

Questions parents ask

What does the name Kassian mean?
Kassian is derived from the Latin Cassianus, a name that may mean 'empty' or 'vain', or could be linked to the Roman clan name Cassius, whose origin is uncertain.
How popular is the name Kassian?
As of the latest data (2023), Kassian ranked 2941 in the U.S., given to about 1 in 40,668 baby boys. It first entered the U.S. charts in 2017 and has been rising in popularity since 2020.
Is Kassian a boy or girl name?
Kassian is used almost exclusively for boys.