Cydnei
- US rank
- Unranked
- Syllables
- 2
- Peak
- #6,641 in 1995
0 babies were named Cydnei in the US in 2025.
Found on lists
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US births per million girls, 1990–2025
Similar names
Popularity: U.S. Social Security Administration (babies with 5+ births per year).
Did you know?
A few things about Cydnei you might not know, from US birth records. Handy for convincing a partner, or a grandparent.
- HistoryCydnei first shows up in US birth records in 1990, the first year at least 5 babies got it. It has been in use for 35 years since.
- Best yearIts best year was 1995, when it reached #6,641.
About the name Cydnei
Cydnei is a girl name of French origin. It has 6 letters and 2 syllables, starting with C and ending in “-nei”. US birth records list Cydnei for girls from 1990 to 2009, in 7 of those 20 years. Its best year was 1995, when it ranked #6,641 among girl names. It hasn't been given to 5 or more US babies in a year since 2009, so today it's a genuinely rare choice.
Origin:French names
| Decade | Babies per million | About 1 in |
|---|---|---|
| 1990s | 2.1 | 469,484 girls |
| 2000s | 0.8 | 1,234,568 girls |
Other spellings of Cydnei
More French girl names
- Girl name: Charlotte · free
- Girl name: Evelyn · possibly desired
- Girl name: Violet · violet flower
- Girl name: Camila · temple attendant
- Girl name: Ellie · possibly light
- Girl name: Lainey · possibly light
- Unisex name: Avery · elf counsel
- Girl name: Eloise · possibly healthy, wide
Questions about the name Cydnei
What is the origin of the name Cydnei?
Cydnei has French roots in our records. Other French names include Charlotte, Evelyn, Violet.
Is Cydnei a boy or girl name?
Cydnei is a girl name.
How popular is the name Cydnei?
Cydnei is rare: fewer than 5 US girls got it in 2025, and it was last given to 5 or more in 2009. It peaked at #6,641 in 1995.