Dyllan

Meaning of Dyllan

Dyllan is thought to mean "sea." It is often associated with the Welsh god of the sea, Dylan Eil Ton.

Dyllan has Welsh roots — browse every Welsh baby name in our catalog.

Popularity of Dyllan

After ranking as high as #981 in 2001, Dyllan has fallen out of the US top 1,000 as of 2025.

Notable people named Dyllan

• Dylan O'Brien
  American actor (Teen Wolf)
• Bob Dylan
  American singer and songwriter
• Dylan McDermott
  American actor
• Jakob Dylan
  American singer-songwriter
• Dylan Baker
  American actor

More Welsh names

Questions about the name Dyllan

What does the name Dyllan mean?

Dyllan means dyllan is thought to mean "sea." it is often associated with the welsh god of the sea, dylan eil ton, and it comes from Welsh origins.

Is Dyllan a boy's or a girl's name?

Dyllan is most commonly used as a boy's name in the United States.

How popular is the name Dyllan?

Dyllan did not appear in the top 1,000 baby names in 2025, which makes it a genuinely uncommon pick.

When was Dyllan most popular?

Dyllan peaked at #981 in 2001.