Kajus is a boy name with a rare feel, drawn from real birth records. Below you'll find how many babies have been named Kajus across the United States, UK, Ireland and New Zealand, how popular Kajus has been over the decades, and the year it peaked.
| Country | Births on record |
|---|---|
| United States since 1880 | 17 births |
| England & Wales since 1996 | 706 births |
| Scotland since 1974 | 23 births |
| Northern Ireland since 1997 | 58 births |
| Ireland since 1964 | 192 births |
Counts come from official national birth-registration statistics: U.S. Social Security Administration, England & Wales (Office for National Statistics), Scotland (National Records of Scotland), Northern Ireland (NISRA), Ireland (Central Statistics Office) and New Zealand (Dept. of Internal Affairs). Coverage spans differ, so totals aren't directly comparable across countries.
Babies named Kajus per year, England & Wales (2004 to 2025). England & Wales peaked in 2013 (56/yr) · Ireland peaked in 2010 (28/yr) · Northern Ireland peaked in 2012 (10/yr) · Scotland peaked in 2018 (7/yr) · United States peaked in 2004 (6/yr).
Kajus is a rare baby name in the United States. It was most common in 2004, when it ranked #24,693 nationally (given to 12 babies that year).
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