MallowbyNames

Caison

KAY-sən · Of uncertain origin; possibly a modern invented name with a similar sound to Cason or Kason.

2025 rank (boys)
#2,304
Babies named in 2025
60
Peak popularity
2022
2025 frequency
1 in 28,468 boys
Usually for
Boys
Trend
Declining since 2021

Declining since 2021, #2,304 for boys today.

Popularity of Caison since 1990

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

2753801990200020102020Most births 2022Boys
Data table (by decade)
DecadeBoys
1990s11
2000s160
2010s460
2020s398

Meaning & origin

Caison is a modern American name that first appeared in U.S. records in 1990. It remains relatively uncommon, ranking 2,304 in 2025, with an incidence of roughly 1 in 28,468 births. The name's popularity peaked in 2022, but has since declined, showing a falling trajectory as of 2021. Its use is most concentrated in North Carolina, New York, and Florida, suggesting regional appeal. While its exact origin is unclear, Caison fits a pattern of contemporary invented names ending in the trendy 'son' syllable, similar to Cason or Kason. Parents seeking a distinctive yet familiar-sounding name may find Caison appealing for its modern feel and connection to popular naming trends.

Caison is a modern coinage, first recorded in the United States in 1990. It appears to be a respelling or derivative of names like Cason or Kason, which themselves are likely American inventions based on the -son suffix common in surnames. The name has no long historical derivation and is primarily used in English-speaking countries.

Where Caison is most popular

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

Fewermore per 100k boystoo few births

Nicknames & variants

Nicknames: Cai, Case, Sonny

Variants: Cason, Kason, Kaison

Sibling names for Caison

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

Sisters: Ava, Harper, Isla, Mia, Olivia

Brothers: Mason, Grayson, Jackson, Liam, Ethan

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

C is for Caison, our favorite little boy.

C is for Caison…”

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

Make Caison's book

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

Questions parents ask

What does the name Caison mean?
The meaning of Caison is uncertain. It is a modern invented name, likely a variation of Cason or Kason, which themselves have no established meaning.
How popular is Caison?
As of 2025, Caison ranks 2,304 in the U.S., with approximately 1 in 28,468 newborn boys given the name. It reached its peak popularity in 2022.
Is Caison a boy's name or a girl's name?
Caison is primarily used as a boy's name, being given almost exclusively to boys in U.S. records.