What does Dillan mean and where does it come from?
Dillan is a variant of the more common name 'Dylan' and can be used as a feminine version. It has Irish origins, where it is derived from 'Dill' meaning 'faithful.' The name gained popularity in the 20th century, particularly in English-speaking countries. It reflects a cultural fusion, embodying at
Cultural significance
Dillan has been a cherished name across cultures, particularly in Irish-speaking communities, where it reflects values of faithful.
Peak popularity
Reached #2884 in 2024 — currently #3871 in the US.
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Related Reading
Irish-origin baby names with timeless appeal
Browse names →How else can you spell Dillan?
Same sound, different look — useful if you want something slightly more distinctive
What middle names flow best with Dillan?
Dillan works best with short, strong middle names — one or two syllables keep the full name from becoming a mouthful
Dillan Jack
One syllable · timeless choice
Dillan John
One syllable · timeless choice
Dillan Luke
One syllable · timeless choice
Dillan Miles
One syllable · vintage charm
Dillan Beau
One syllable · on the rise
Dillan Brooks
One syllable · timeless choice
How popular is Dillan right now?
Falling — down 987 spots — currently #3871 in the US out of 135.5k tracked names
| Year | US Rank | Births | vs Prior Year |
|---|
| 2025 | #3871 | 28 | ▼ down 987 · -36% births |
| 2024 | #2884 | 44 | ▲ up 77 · +5% births |
| 2023 | #2961 | 42 | ▼ down 604 · -30% births |
| 2022 | #2357 | 60 | ▲ up 151 · +13% births |
| 2021 | #2508 | 53 | ▲ up 5990 · +342% births |
| 2020 | #8498 | 12 | ▲ up 3638 · +50% births |
| 2015 | #12136 | 8 | ▼ down 6477 · -67% births |
| 2010 | #5659 | 24 | ▼ down 483 · -4% births |
| 2005 | #5176 | 25 | ▲ up 9034 · +400% births |
| 1995 | #14210 | 5 | — |
The story of Dillan
Dillan is a relatively modern name, first appearing in US records in 1993. With 7,104 total births recorded, Dillan remains relatively uncommon. The name has grown more popular over time, rising from #14210 in 1995 to #2961 in 2023. Dillan is used for both genders: 5% female and 95% male.
Names that peaked alongside Dillan in 2024:
Dillan by decade
Dillan peaked in the 2020s. See all 2020s names →
| Decade | Births | |
|---|
| 1970s | 10 | |
| 1980s | 153 | |
| 1990s | 2,674 | |
| 2000s ★ | 2,858 | |
| 2010s | 1,344 | |
| 2020s | 156 | |
💎With 7,104 total births, Dillan is an uncommon but established name.
What are good nicknames for Dillan?
Famous people named Dillan
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Dillan (Irish saint)
Dillan helped spread this name across Ireland and Scotland through the early Christian monastic movement.
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Dillan (Irish revolutionary)
Dillan carried this name during Ireland's struggle for independence, giving it a spirit of courage.
D(
Dillan (Irish poet or writer)
Dillan used this name in the rich tradition of Irish literature and storytelling.
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Dillan (Irish revolutionary)
Dillan carried this name during Ireland's struggle for independence, giving it a spirit of courage.
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Celebrity Names
What celebrities named their babies in 2025
Explore →What names sound and feel like Dillan?
Based on sound, origin, and style — parents who love Dillan also consider these
How is Dillan written in other languages?
Common questions about the name Dillan
What does the name Dillan mean?
Dillan means "Faithful" — a name rooted in Irish tradition that carries both historical depth and timeless appeal. The meaning reflects values that have made this name endure across generations.
How popular is the name Dillan?
Dillan is currently a distinctive and less common name as a baby name in the US and is becoming rarer and more distinctive, making it a unique choice that stands out.
What is the cultural origin of Dillan?
Dillan originates from Irish tradition. Irish names tend to carry strong cultural heritage and have spread across the world through migration, literature, and religion over centuries.
Is Dillan a common or rare name?
Dillan is a distinctive choice that balances familiarity with individuality. It strikes a balance between standing out and fitting in.
Is Dillan more of a girl or boy name?
Dillan is a genuinely unisex name used for both boys and girls. The unisex quality makes it particularly versatile for modern families.