Kacper
Kacper was the 7412th most popular name for boys in 2025, given to 11 babies. Its best year was 2006, when it ranked 1651st; the most babies were born in 2007 (88). Over the last ten years it has moved down 3,779 places. More babies were named Kacper in the 2000s than in any other decade.
Meaning Not yet researched how we research meanings
- Rank in 2025
- #7,412 boys, down 162 places since 2020
- Babies in 2025
- 11boys
- Girls and boys
- Almost always a boy’s name2021–2025
- Peak year
- 200788 babies
- Total since 1880
- 1,102babies recorded
Kacper popularity since 1880
| Year | Rank (boys) | Babies (boys) |
|---|---|---|
| 2025 | #7,412 | 11 |
| 2020 | #7,250 | 11 |
| 2010 | #2,302 | 56 |
| 2000 | #2,891 | 31 |
| 1990 | — | — |
| 1980 | — | — |
| 1970 | — | — |
| 1960 | — | — |
| 1950 | — | — |
| 1940 | — | — |
| 1930 | — | — |
| 1920 | — | — |
| 1910 | — | — |
| 1900 | — | — |
| 1890 | — | — |
| 1880 | — | — |
How popular is Kacper, counting every spelling?
Kacper has no other common spelling that sounds the same.
How many kids will share the name Kacper?
11 of the 3,606,400 babies born in the US in 2025 were named Kacper (0.00 per 1,000 births). For a boy named Kacper born in 2025, the chance that another child with the same name is in a class of 20 children the same age is under 1 in 50. If every grade liked the name as much as the 2025 babies do, only about one elementary school in 750 (of 430 pupils) would have a child named Kacper.
Shares of all registered births (NCHS); classes assumed to be children born the same year. How we estimate this.
How old are people named Kacper?
About 1,100 people born in the US named Kacper are alive today, with a median age of 18; half are between 13 and 21. That makes Kacper mostly worn by children and young adults.
Babies given the name each year (SSA) times the share of that birth year still alive (SSA life tables). Counts people born in the US only. Method.
Kacper by state
How common Kacper was among boys born in each state in 2021–2025. In 50 states fewer than five boys a year got the name, too few for SSA to publish, so those states show as zero.
Names with a similar history
These names rose and fell in step with Kacper: their share of US boys followed the most similar curve since 1880. If you like Kacper, they share its era and feel.
Questions about the name Kacper
How popular is the name Kacper?
Kacper was the 7412th most popular name for boys in 2025, given to 11 babies. Its best year was 2006, when it ranked 1651st; the most babies were born in 2007 (88). Over the last ten years it has moved down 3,779 places. More babies were named Kacper in the 2000s than in any other decade.
Is Kacper a boy or girl name?
In 2021–2025, almost always a boy’s name given the name Kacper in the US.
Where is Kacper most popular?
In 2021–2025, Kacper was most common in Illinois (0.06 per 1,000 boys).