Diyan
Gender: Boy
Meaning: Son of the sea; great tide
Origin: Welsh — from Dylan (דילן): dy (great) + llanw (tide, sea)
Popularity: Ranked #2950 in 2025 with 42 babies born.
History: A variant or related form of Dylan. Shares the meaning 'Son of the sea; great tide.'
Similar names: diyaan, divyaan, divyan, dian, diana, diani, dianna, diya
Name length: 5 letters
How common is Diyan? About 1 in 79,250 babies born in 2025 were named Diyan, or roughly 0.1 per day in the United States.
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Frequently asked about Diyan
What does the name Diyan mean?
Diyan means “Son of the sea; great tide” from Welsh — from Dylan (דילן): dy (great) + llanw (tide, sea) roots.
What is the origin of the name Diyan?
Diyan has Welsh — from Dylan (דילן): dy (great) + llanw (tide, sea) origin. The traditional meaning is “Son of the sea; great tide”.
How popular is Diyan?
Diyan ranked #2941 in 2025 — given to 42 babies that year.
When was Diyan most popular?
Diyan peaked in 2025 with 42 babies registered that year.
Is Diyan a boy or girl name?
Diyan is predominantly a boys' name — over 90% of Diyans in registered births are male.
Is the name Diyan rising or falling in popularity?
Diyan has risen 970 spots in the rankings over the last 5 years — from #3911 in 2020 to #2941 in 2025.
How long has Diyan been recorded?
Diyan appears in birth records across 13 years — from 2013 through 2025.