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Dylann
Pronounced DIL-an /ˈdɪl.ən/High
Meaning: A spelling of Dylan — from Welsh, 'son/child of the sea; the sea; the tide'; mostly a boys' name; here used for girls; routes layeredLow
Popularity in the U.S. · SSA data
U.S. births per year (Social Security Administration, 1880–present). Pink marker = peak year.
SSA data updated May 2026. How we source & verify this data.
History & Origin
Dylann is a spelling of Dylan — from Welsh, 'son/child of the sea; the sea; the tide' (a figure in Welsh myth). Mostly a boys' name; here used for girls (slug distinguished; routes layered, which we note; said 'DIL-an').
In the U.S. Dylan leans male; the Dylann spelling appears for girls. Rare for girls, child-of-the-sea at the root, and modern.
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Frequently Asked
What does the name Dylann mean?
Dylann spells Dylan — Welsh 'son/child of the sea; the tide'. It is mostly a boys' name.
How do you pronounce Dylann?
It's said DIL-an /ˈdɪl.ən/ — two syllables, stress on the first.
Is Dylann a boy or girl name?
Dylann is used for both sexes (Dylan leans male); this page covers its use as a girl's name.
How popular is Dylann?
Dylann is rare for girls in the U.S.