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Kylian
OriginFrench variation of Cillian , Irish
Meaning"war strife or church"
GenderBoy & girl
US rank · boys#624
2025 SSA
US rank · girlsUnranked
Below 5 births
About Kylian
The Kylian spelling of this popular Irish name was introduced to the lexicon by French soccer star Kylian Mbappé. A Top 500 name in France since the 1990s, Kylian entered the US Top 1000 back in 2019 and has since joined the rankings in England and Wales and Puerto Rico.
Cillian is the native Irish form and Killian the most popular international spelling. The three spellings -- Kylian, Killian, and Cillian -- are all pronounced the same: KILL-ee-an.
Kylian is also given to girls.
Pronounced KEEL-yun.
As of October 2026, Kylian ranked #624 in US births in 2025 SSA, peaked at #346 in 2023, Nameberry popularity #284.
Popularity & trends
US popularity — history
US rank, lower is more popular · SSA data 2014–2025
Actual · SSA
20142025
18802025
Data table
| Year | US rank | Births | Per million |
|---|---|---|---|
| 2014 | — | 0 | 0 |
| 2015 | — | 0 | 0 |
| 2016 | #3,937 | 27 | 14.2 |
| 2017 | #2,370 | 55 | 29.7 |
| 2018 | #1,120 | 173 | 95.3 |
| 2019 | #947 | 227 | 126.5 |
| 2020 | #1,001 | 212 | 122.8 |
| 2021 | #782 | 315 | 180.1 |
| 2022 | #526 | 566 | 324.2 |
| 2023 | #346 | 950 | 555.4 |
| 2024 | #459 | 679 | 394.1 |
| 2025 | #624 | 448 | 262.3 |
World rankings
Kylian for boys
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