Dillon is a boy name with a modern feel, drawn from real birth records. Below you'll find what Dillon means and where it comes from, plus how many babies have been named Dillon across the United States, UK, Ireland and New Zealand, how popular Dillon has been over the decades, and the year it peaked.
Dillon is a boy name of Welsh origin meaning “sea or loyal”. A variant of Dylan or from an Irish surname.
| Country | Births on record |
|---|---|
| United States since 1880 | 66,270 births |
| England & Wales since 1996 | 4,129 births |
| Scotland since 1974 | 580 births |
| Northern Ireland since 1997 | 268 births |
| Ireland since 1964 | 1,074 births |
| New Zealand top 100, since 1954 | 63 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 Dillon per year, United States (1892 to 2025). United States peaked in 1992 (5,082/yr) · England & Wales peaked in 2004 (286/yr) · Ireland peaked in 1997 (69/yr) · Scotland peaked in 1995 (44/yr) · Northern Ireland peaked in 2004 (23/yr).
Dillon has been a fairly common baby name in the United States. It was most common in 1992, when it ranked #143 nationally (given to 5,110 babies that year), and a popular choice in the 1990s.
Dylan · Talon · Dillion · Dillan · Dilan · Dylon · Dallin · Dyllan
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