Home › Baby Names Directory › Dylann

Dylann

♂ Boy

Pronounced DIL-an /ˈdɪl.ən/High

Meaning: A spelling of Dylan — from Welsh, 'son of the sea; the great tide; born of the ocean'Low

In 30 seconds: Son of the sea; the great tide: Dylann spells Dylan — 'son of the sea'. Crisp, lyrical, and warm.

💕 Browse more names

Origin LowWelsh

MeaningA spelling of Dylan — from Welsh, 'son of the sea; the great tide; born of the ocean'

U.S. rank (2025)#11020 ↘ Falling

2025 U.S. births6 boys (0.00% of U.S. boys)

Peak year2015

Total births (all-time)≈ 387

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 of the sea; the great tide; born of the ocean', the name of a sea-god in Welsh legend. The doubled -nn personalizes it. A crisp, lyrical name (said 'DIL-an'; nickname Dyl).

It registers thinly in this spelling. Rare, son-of-the-sea at the root, and lyrical.

Did you know? Dylan means 'son of the sea; the great tide' in Welsh — a sea-god of legend — Dylann is a spelling, crisp and lyrical (said 'DIL-an').

Overall data confidence 55%

Behind the Name — Dylan — root etymology

Variations

DylanDillanDylon

Nicknames

Dyl

Famous Bearers

Famous bearers coming soon.

If you like Dylann…

Dylan— the standard spelling

Dillan— a fellow spelling

Dylon— a fellow spelling

Rylan— a sound-neighbor -lan boys' name

Explore names like Dylann

By themewelsh

By meaningSea / Water

All themes →All meanings →All origins →

Frequently Asked

What does the name Dylann mean?

Dylann spells Dylan — Welsh 'son of the sea; the great tide'.

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 most often a boy's name.

How popular is Dylann?

Dylann is a rare spelling in the U.S.