MallowbyNames

Kaija

KaijaKAI-yah · Derived from the Finnish form of Katharina, meaning 'pure'.

2025 rank (girls)
#7,491
Babies named in 2025
14
Peak popularity
2002
2025 frequency
1 in 114,805 girls
Usually for
Girls
Trend
Rising since 1986

Rising since 1986, #7,491 for girls today.

Popularity of Kaija since 1967

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

163349198020002020Most births 2002Girls
Data table (by decade)
DecadeGirls
1960s5
1970s44
1980s77
1990s234
2000s356
2010s210
2020s102

Meaning & origin

Kaija is the Finnish diminutive of Katariina, the local form of Katherine, whose Greek root katharos likely means 'pure'. Brought into the Finnish language via Swedish, Kaija emerged as an independent given name in the 19th century. Its first recorded use in the United States came in 1967, and it has remained a rare but enduring choice, especially in families with Nordic heritage. Popularity peaked in 2002, and since 1986 the name has been on a gradual upward trajectory, suggesting a quiet but steady appeal among parents seeking a fresh alternative to Katherine. Despite its rarity, Kaija's spelling and sound are straightforward for English speakers, and its resemblance to the familiar 'Kai' nickname gives it an approachable edge. The name has not been associated with any top states, reflecting its scattered usage rather than concentrated regional popularity.

Kaija is the Finnish diminutive of Katariina, the Finnish form of Katherine. Katherine itself derives from the Greek Aikaterine, whose meaning is debated; the most widely accepted theory links it to katharos, meaning 'pure'. The name has been used in Finland since the 19th century and gained some popularity in English-speaking countries in the late 20th century.

Nicknames & variants

Nicknames: Kai

Sibling names for Kaija

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

Sisters: Aino, Inkeri, Leena, Riikka, Saimi

Brothers: Eero, Mikko, Olli, Sami, Timo

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

K is for Kaija, our favorite little girl.

K is for Kaija…”

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

Make Kaija's book

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

Questions parents ask

What does the name Kaija mean?
Kaija means 'pure', deriving from the Finnish form of Katherine.
How popular is the name Kaija currently?
Kaija ranked 7,491 in the U.S. in 2025, with about 1 in every 114,805 newborn girls given this name.
Is Kaija a boy or girl name?
Kaija is predominantly a girl's name.