237,940births recorded
14Countries
4Variants
1999Peak · Alberta
#19Québec 2025
Sydney is a girl name family recorded 237,940 times in 14 countries since 1880. It ranks highest today in Québec (#19 in 2025). Its all-time peak was in Alberta in 1999, at 632.7 births per 100,000.
Popularity by country
Births per 100,000 newborns, all forms of the name combined.
Which form wins where
Births per 100,000 newborns for each form, in the selected country.
All forms of Sydney
| Variants | Language | Total births | Country | Latest rank | Peak year | 10-year trend |
|---|---|---|---|---|---|---|
| Sydney | English | 187,700 | 🇺🇸 United States | #348 | 2000 | ▼ 63 % |
| Sydney | English | 8,702 | 🇨🇦 Ontario | #152 | 2000 | ▼ 44 % |
| Sydney | English | 5,128 | 🏴 England & Wales | #295 | 2003 | ▲ 21 % |
| Sydney | English | 2,869 | 🇨🇦 Alberta | #404 | 1999 | ▼ 66 % |
| Sydney | English | 2,556 | 🇨🇦 British Columbia | #294 | 2000 | ▼ 70 % |
| Sydney | English | 2,150 | 🇫🇷 France | #1639 | 2003 | ▼ 30 % |
| Sidney | English | 24,785 | 🇺🇸 United States | #1872 | 1999 | ▼ 57 % |
| Sidney | English | 945 | 🇫🇷 France | #5015 | 2002 | ▼ 69 % |
| Sidney | English | 448 | 🇨🇦 Ontario | – | 1998 | – |
| Sidney | English | 436 | 🏴 England & Wales | #1271 | 2023 | ▲ 284 % |
| Sidney | English | 210 | 🇨🇦 British Columbia | – | 1999 | – |
| Sidney | English | 174 | 🇨🇦 Alberta | – | 2003 | – |
| Sydnei | English | 635 | 🇺🇸 United States | – | 2005 | – |
| Sidnei | Spanish | 24 | 🇺🇸 United States | – | 2006 | – |
| Sidnei | Spanish | 5 | 🇦🇷 Argentina | – | 1972 | – |
How we grouped these names
- Sydney ↔ Sidney — spelling variant
- Sydney ↔ Sydnei — spelling variant
Questions about Sydney
How popular is the name Sydney?
In 2025 it ranked #19 in Québec. Official registers record 237,940 births across 14 countries.
What is Sydney in other languages?
Sidney (English); Sydnei (English); Sidnei (Spanish).
When was Sydney most popular?
It peaked in Alberta in 1999, at 632.7 births per 100,000.
Is Sydney a boy or a girl name?
In official birth registers, Sydney is a girl name.