Sindy
Girl name · American · English · Greek
Meaningfrom Mount Kynthos · English form of Cynthia
- US rank
- #9,457
- Syllables
- 2
- Peak
- #1,159 in 1957
10 babies were named Sindy in the US in 2025. It has climbed 793 places in five years.
Save adds it to your list. Vote moves it up the top voted names.
US births per million girls, 1921–2025
Similar names
Popularity: U.S. Social Security Administration (babies with 5+ births per year).
Did you know?
A few things about Sindy you might not know, from US birth records. Handy for convincing a partner, or a grandparent.
- How commonAbout 1 in every 161,290 baby girls born in the US in 2025 was named Sindy, 10 babies in all. In a typical school of 500 kids, your Sindy would very likely be the only one.
- HistorySindy first shows up in US birth records in 1921, the first year at least 5 babies got it. It has been in use for 104 years since.
- Best yearIt was far more popular in 1957, when it ranked #1,159. Today it's #9,457, so it could be due a comeback.
- Then vs nowSindy was 5.0× more common in 2000 than it is today. In 2000 it was given to about 1 in 32,468 baby girls; in 2025, about 1 in 161,290.
- TrendSindy has climbed 793 places in the US rankings over the last five years and now sits at #9,457. Fast risers like this often keep climbing, so expect to hear it more.
- MeaningSindy is an English form of Cynthia, which means “from Mount Kynthos”. Our records link it to American, English and Greek roots.
About the name Sindy
Sindy is a girl name of American, English and Greek origin meaning “from Mount Kynthos”. It has 5 letters and 2 syllables, starting with S and ending in “-ndy”. US birth records list Sindy for girls from 1921 to 2025, in 79 of those 105 years. Its best year was 1957, when it ranked #1,159 among girl names. In 2025 it ranked #9,457, with 10 babies.
Origin:American namesEnglish namesGreek names
| Decade | Babies per million | About 1 in |
|---|---|---|
| 1920s | 0.5 | 1,836,735 girls |
| 1940s | 0.6 | 1,587,302 girls |
| 1950s | 18 | 54,407 girls |
| 1960s | 22 | 46,019 girls |
| 1970s | 21 | 48,170 girls |
| 1980s | 21 | 48,567 girls |
| 1990s | 29 | 34,412 girls |
| 2000s | 29 | 34,530 girls |
| 2010s | 11 | 91,827 girls |
| 2020s | 6.7 | 149,626 girls |
Other spellings of Sindy
More American girl names
- Girl name: Lainey · possibly light
- Girl name: Daisy · day's eye
- Girl name: Josie · he will add
- Unisex name: Kinsley · king's meadow
- Girl name: Sienna · from Siena
- Unisex name: Brooklyn · from Brooklyn, New York
- Girl name: Summer · summer
- Unisex name: Stevie · crown
Questions about the name Sindy
What does the name Sindy mean?
Sindy means “from Mount Kynthos” in English, as a form of Cynthia.
What is the origin of the name Sindy?
Sindy has American, English, Greek roots in our records. Other American names include Lainey, Daisy, Josie.
Is Sindy a boy or girl name?
Sindy is a girl name.
How popular is the name Sindy?
Sindy ranked #9,457 for US girls in 2025, given to 10 babies. Its best year was 1957 (#1,159).