Haidyn
Meaninghay valley · English form of Hayden
- US rank
- #3,167
- Syllables
- 2
- Peak
- #1,384 in 2010
50 babies were named Haidyn in the US in 2025. It has dropped 536 places in five years.
Found on lists
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US births per million girls, 1993–2025
Similar names
Popularity: U.S. Social Security Administration (babies with 5+ births per year).
Did you know?
A few things about Haidyn you might not know, from US birth records. Handy for convincing a partner, or a grandparent.
- How commonAbout 1 in every 32,154 baby girls born in the US in 2025 was named Haidyn, 50 babies in all. In a typical school of 500 kids, your Haidyn would very likely be the only one.
- HistoryHaidyn first shows up in US birth records in 1993, the first year at least 5 babies got it. It has been in use for 32 years since.
- Best yearIts best year was 2010, when it reached #1,384.
- Then vs nowHaidyn is 3.1× more common today than it was in 2000. In 2000 it was given to about 1 in 101,010 baby girls; in 2025, about 1 in 32,154.
- TrendHaidyn has slipped 536 places over the last five years and now sits at #3,167. Good news if you want a familiar name that fewer kids will share.
- Boy or girlHaidyn is given to both boys and girls: 68% of the 73 babies named Haidyn in 2025 were girls. That makes it one of the names that truly works for either.
- MeaningHaidyn is an English form of Hayden, which means “hay valley”.
About the name Haidyn
Haidyn is a girl name of English origin meaning “hay valley”. It has 6 letters and 2 syllables, starting with H and ending in “-dyn”. US birth records list Haidyn for girls from 1993 to 2025, in 31 of those 33 years. Its best year was 2010, when it ranked #1,384 among girl names. In 2025 it ranked #3,167, with 50 babies.
Origin:English names
| Decade | Babies per million | About 1 in |
|---|---|---|
| 1990s | 4.0 | 247,350 girls |
| 2000s | 38 | 26,617 girls |
| 2010s | 65 | 15,427 girls |
| 2020s | 36 | 27,739 girls |
Other spellings of Haidyn
More English girl names
- Girl name: Olivia · olive tree
- Girl name: Charlotte · free
- Unisex name: Harper · harp player
- Girl name: Elizabeth · God is my oath
- Girl name: Lily · lily flower
- Girl name: Lucy · light
- Girl name: Lainey · possibly light
- Girl name: Scarlett · scarlet red
Questions about the name Haidyn
What does the name Haidyn mean?
Haidyn means “hay valley” in English, as a form of Hayden.
What is the origin of the name Haidyn?
Haidyn has English roots in our records. Other English names include Olivia, Charlotte, Harper.
Is Haidyn a boy or girl name?
Haidyn is a girl name, though a few boys get it too.
How popular is the name Haidyn?
Haidyn ranked #3,167 for US girls in 2025, given to 50 babies. Its best year was 2010 (#1,384).