Cydnee
Girls' nameMeaning not yet documented
Cydnee has been given to 953 babies in the U.S. since 1949. It was used fewer than 5 times in 2025, so it doesn't appear in the latest year's list — today it's a genuinely uncommon pick. Its peak year was 1997, with 51 recorded.
Babies named Cydnee, 2022
1 in 376,000
Cydnee over time, 1880–2025
Based on births in the U.S. Babies given the name each year. Hover the chart — or focus it and use the arrow keys — for any year. Gaps mean the name was given fewer than 5 times that year; these counts are unpublished.
How common is Cydnee?
Cydnee had fewer than 5 recorded uses in 2025, so these figures use 2022, the last year it was published.
- Among all babies, 2022
- 1 in 376,000
- 9 of 3,385,755 births
- Among girls only
- 1 in 182,000
- <0.01% of girls
- Rank, 2022
- Unranked
- Fewer than 5 uses
- Coin-flip room size
- 260,760 kids
- Even odds of a second one
Where Cydnee sits on the popularity scale
Chance at least one other child shares the name
If the other children were drawn at random from the 2022 national name distribution. Real classrooms cluster by region and community, so treat these as a floor, not a ceiling.
Put another way: gather 260,760 children born in 2022 and it's an even bet that one of them is another Cydnee. In a class of 30 the chance is Under 1%.
When Cydnees were born
Half of everyone ever recorded as Cydnee was born before 2000 — so the typical Cydnee is around 25 today.
- Biggest decade
- 1990s
- 37.8% of all use
- Born in the last 25 years
- 62.0%
- A modern name
- Recorded since 1950
- 945
- People you could plausibly meet
1990s — 37.8% of all recorded uses (360).
Is Cydnee rising or falling?
Rank movement and count movement can disagree — the number of distinct names in use keeps growing, so a name holding a steady count still slides down the list. Both are shown.
- Rank vs 1 year ago
- —
- Not ranked then
- Rank vs 5 years ago
- New entry
- Not ranked then
- Rank vs 10 years ago
- —
- Not ranked then
- Births vs 10 years ago
- —
- Not published both years
- Share of its own peak
- 0%
- Peak was 1997 (51)
- Years since peak
- 28
- Years
- Year-to-year steadiness
- Shifting
- 22.9% average annual change
Spellings of Cydnee
Cydnee is not the most common spelling — Sydney is, with 88.2% against Cydnee's 0.47%.
Grouped by closeness of spelling (up to two letter changes), same sex, with a floor on all-time use. It catches Sophia/Sofia and Aiden/Ayden, and misses spellings that sound alike but look different, like Sean and Shawn.
Where Cydnee is used
Across 1910–2025, Cydnee was most concentrated in California — about 1 in — girls, against 1 in 505,962 across all states with data. It was least common in Utah (1 in —).
Shading is the share of that state's recorded girls given this name, not the raw count — otherwise the map would just show which states are biggest. Unshaded states have no published records for this period. U.S. birth records suppress state-year counts below 5; state counts therefore don't add up to the national total. Every state links to its full rankings. Cydnee has too little recent state data to map, so this covers all years from 1910.
Cydnee around the world
Where Cydnee ranks in official birth records elsewhere in the world. Rankings only — the number of births isn’t comparable between places, so it isn’t shown.
- England & Wales1996–2014#5,691in 2014
- Canada1996–1996#2,248in 1996
Popularity data from Office for National Statistics and Statistics Canada. ONS data under Open Government Licence v3.0. StatCan data under Statistics Canada Open Licence.
Cydnee by the numbers
The raw record for each sex the name is used for.
Names similar to Cydnee
Matched on shared beginnings and endings, similar length, and comparable popularity.
Sibling names for Cydnee
Names from the same era and popularity tier — the two things that make a sibling set feel deliberate — skipping lookalike spellings and shared initials.