Dillion
Welsh · Boy · 2 syllables
Popularity & facts
Relative popularity index, 2010–2025Popularity over time
Popularity indexHistorical popularity from 1880–2025 · US Social Security Administration data
About the name Dillion
The given name 'Dillion' is a variant of 'Dylan', meaning "son of the sea" or "born from the ocean," derived from the Welsh elements *dy* (great) and *llanw* (sea/flood).
Cross-referenced with Behind the Name. AI-assisted, community-reviewable. Suggest an improvement.
Etymology
The given name 'Dillion' is a variant of 'Dylan', meaning "son of the sea" or "born from the ocean," derived from the Welsh elements *dy* (great) and *llanw* (sea/flood). It is primarily used in English-speaking cultures, particularly in Ireland and the United States, with no specific religious association, though it gained modern popularity partly due to the Welsh mythological figure Dylan ail Don.
Dillion currently ranks #5,446 in the United States as a boy's name. It reached its peak popularity around 1992.
Contribute to this name
Help improve this page with a meaning, origin, or correction—and get credited as a contributor.
Share your knowledge about this name—meaning, origin, pronunciation, or correction. Your contribution is reviewed and credited with your name.
Login to contributeWe use Google & Facebook login — no password needed.
Sibling name ideas
Welsh names that sit beautifully beside DillionSimilar names you might like
Names starting with DMore names starting with D
- Dafina
- Dafne
- Daisey
- Daina
- Daena
- Dakari
- Dajan
- Daisymae
- Daiva
- Dagmar
- Daiwik
- Dajana
- Dachi
- Daimon
- Dag
- Dahab
- Daisie
- Daiana
Find middle names for Dillion →
🧬 See Dillion's popularity the year you were born →
🔢 Get Dillion's free numerology report card →
💫 Is Dillion your name? Get your free “My name means…” card →
👶 Have a Dillion already? Find sibling names that fit →
Names that sound like Dillion
Phonetic match, not just spelling"The name 'Dylan' means "son of the sea" or "born from the ocean," deriving from the Welsh elements *dy* (great)…"
"The name 'Dilan' primarily means "lover" or "devoted" in Kurdish, derived from the Kurdish word *dil* (heart)."
"Delaney derives from the Irish surname Ó Dubhláinn, meaning "descendant of Dubhláinn," where "dubh" means dark or black in Irish…"
"Dylon is a modern spelling variant of Dylan, which derives from Welsh and means "son of the sea" or "great…"
"The given name 'Dallan' is of Irish and Scottish Gaelic origin, meaning "little blind one" or "proud chief," derived from…"
"The name 'Dillon' is an anglicized form of the Irish Gaelic surname *Ó Duilleáin* or *Ó Dubhlaoich*, meaning "descendant of…"
"Dillan is a modern spelling variant of Dylan, which derives from Welsh elements "dy" (to) and "llan" (church/enclosure), originally meaning…"
"The name Dyllan is a variant of Dylan, which means "son of the sea" or "born from the ocean" in…"
"The given name 'Dolina' derives from the Slavic word *dolina* meaning "valley," referring to a geographical feature."
"The name 'Dżuliano' is a Polish transliteration of the Italian name 'Giuliano', meaning "youthful" or "downy-bearded," derived from the Latin…"
"The name 'Delian' means "of Delos," derived from the Greek island of Delos, the mythological birthplace of Apollo and Artemis,…"
"The name Daliana is a modern feminine given name, likely a blend of "Dalia" (meaning "branch" or "tender shoot" in…"