Kilian
Kilian was the 1167th most popular name for boys in 2025, given to 177 babies. Its best year was 2023, when it ranked 1032nd with 212 babies. Over the last ten years it has moved up 170 places. More babies were named Kilian in the 2020s than in any other decade.
Meaning Not yet researched how we research meanings
- Rank in 2025
- #1,167 boys, up 56 places since 2020
- Babies in 2025
- 177boys
- Girls and boys
- Almost always a boy’s name2021–2025
- Peak year
- 2023212 babies
- Total since 1880
- 2,717babies recorded
Kilian popularity since 1880
A few girls are given the name too: 27 since 1997.
| Year | Rank (boys) | Babies (boys) |
|---|---|---|
| 2025 | #1,167 | 177 |
| 2020 | #1,223 | 154 |
| 2010 | #2,811 | 43 |
| 2000 | #3,711 | 22 |
| 1990 | #3,395 | 18 |
| 1980 | — | — |
| 1970 | #5,108 | 5 |
| 1960 | — | — |
| 1950 | — | — |
| 1940 | — | — |
| 1930 | — | — |
| 1920 | — | — |
| 1910 | — | — |
| 1900 | — | — |
| 1890 | — | — |
| 1880 | — | — |
How popular is Kilian, counting every spelling?
Kilian has no other common spelling that sounds the same. Counting every name's spellings together, it ranks #1,106 for boys in 2025, against #1,167 on the official list.
How many kids will share the name Kilian?
177 of the 3,606,400 babies born in the US in 2025 were named Kilian (0.05 per 1,000 births). For a boy named Kilian 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 47 (of 430 pupils) would have a child named Kilian.
Shares of all registered births (NCHS); classes assumed to be children born the same year. How we estimate this.
How old are people named Kilian?
About 2,700 people born in the US named Kilian are alive today, with a median age of 8; half are between 4 and 15. That makes Kilian a young name: most people with it are children.
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.
Kilian by state
How common Kilian was among boys born in each state in 2021–2025. It is notably more common than nationally in Virginia (2.0×). In 31 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 Kilian: their share of US boys followed the most similar curve since 1880. If you like Kilian, they share its era and feel.
Questions about the name Kilian
How popular is the name Kilian?
Kilian was the 1167th most popular name for boys in 2025, given to 177 babies. Its best year was 2023, when it ranked 1032nd with 212 babies. Over the last ten years it has moved up 170 places. More babies were named Kilian in the 2020s than in any other decade.
Is Kilian a boy or girl name?
In 2021–2025, almost always a boy’s name given the name Kilian in the US.
Where is Kilian most popular?
In 2021–2025, Kilian was most common in Virginia (0.22 per 1,000 boys), followed by Maryland and Washington.