Dilan is a boy name with a modern feel, drawn from real birth records. Below you'll find what Dilan means and where it comes from, plus how many babies have been named Dilan across the United States, UK, Ireland and New Zealand, how popular Dilan has been over the decades, and the year it peaked.
Dilan is a boy name of Welsh origin meaning “great tide, son of the sea”. A variant spelling of Dylan.
| Country | Births on record |
|---|---|
| United States since 1880 | 6,138 births |
| England & Wales since 1996 | 1,187 births |
| Scotland since 1974 | 6 births |
| Ireland since 1964 | 10 births |
Counts come from official national birth-registration statistics: U.S. Social Security Administration, England & Wales (Office for National Statistics), Scotland (National Records of Scotland), Northern Ireland (NISRA), Ireland (Central Statistics Office) and New Zealand (Dept. of Internal Affairs). Coverage spans differ, so totals aren't directly comparable across countries.
Babies named Dilan per year, United States (1980 to 2025). United States peaked in 2024 (414/yr) · England & Wales peaked in 2012 (59/yr) · Ireland peaked in 2017 (4/yr) · Scotland peaked in 2007 (3/yr).
Dilan is an uncommon baby name in the United States. It was most common in 2024, when it ranked #1,341 nationally (given to 441 babies that year).
Dylan · Dillon · Delaney · Talan · Delano · Dillion · Dillan · Dylon
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