Iestyn
- US rank
- Unranked
- Syllables
- 2
- Peak
- #12,231 in 2010
0 babies were named Iestyn in the US in 2025.
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US births per million boys, 2010–2025
Similar names
Popularity: U.S. Social Security Administration (babies with 5+ births per year).
Did you know?
A few things about Iestyn you might not know, from US birth records. Handy for convincing a partner, or a grandparent.
- HistoryIestyn first shows up in US birth records in 2010, the first year at least 5 babies got it. That makes it a fairly new name, younger than many of today's parents.
- Best yearIts best year was 2010, when it reached #12,231.
About the name Iestyn
Iestyn is a boy name of Welsh origin. It has 6 letters and 2 syllables, starting with I and ending in “-tyn”. US birth records list Iestyn for boys only in 2010, the one year at least 5 babies got it. Its best year was 2010, when it ranked #12,231 among boy names. It hasn't been given to 5 or more US babies in a year since 2010, so today it's a genuinely rare choice.
Origin:Welsh names
| Decade | Babies per million | About 1 in |
|---|---|---|
| 2010s | 2.6 | 384,615 boys |
Other spellings of Iestyn
More Welsh boy names
- Unisex name: Owen · well-born
- Unisex name: Dylan · great tide
- Unisex name: Rowan · little red-haired one
- Boy name: Arthur · possibly bear
- Unisex name: Kai · sea
- Boy name: Bryson · son of Brice
- Boy name: Evan · God is gracious
- Unisex name: Maddox · son of Madoc
Questions about the name Iestyn
What is the origin of the name Iestyn?
Iestyn has Welsh roots in our records. Other Welsh names include Owen, Dylan, Rowan.
Is Iestyn a boy or girl name?
Iestyn is a boy name.
How popular is the name Iestyn?
Iestyn is rare: fewer than 5 US boys got it in 2025, and it was last given to 5 or more in 2010. It peaked at #12,231 in 2010.