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Killian meaning, boyKillian

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Meaning and name origin

Killian \k(il)-lian\ as a boy's name is pronounced KIL-ee-an. It is of Irish and Gaelic origin, and the meaning of Killian is "bright-headed". From the same root as Kelly. The name is popular in France.

Killian has 3 variant forms: Kilean, Kilian and Killean.

For more information, see also the related boy name Cillian.


Killian is not a popular first name for males but a very popular surname or last name for all people (#2301 out of 88799) (2000 U.S. Census).

Displayed below is the baby name popularity of the name Killian for boys (2015 statistics).

Top 1000 baby names ranking of Killian name in U.S.

Top 100 baby names ranking of Killian outside U.S.

Displayed below is a comparison of the popularity of the boy name Killian and its variant forms. Variation forms ranked in the Top 1000/100 are Cillian, Kelly and Killian. (2015 statistics).

Top 1000 baby names ranking of Kelly, Killian in U.S.

Top 100 baby names ranking of Cillian, Kelly, Killian outside U.S.

Similar Names

Killian is also pronounced similarly to Keillan, Kellan and Kellin. Another suggested similar baby name is Gillian. Like Killian, these names are not commonly used.


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