477births recorded
1Countries
1Variants
2025Peak · United States
#4661United States 2025
Sinclair is a girl name family recorded 477 times in 1 country since 1989. It ranks highest today in the United States (#4661 in 2025). Its all-time peak was in the United States in 2025, at 0.9 births per 100,000.
Popularity by country
Births per 100,000 newborns, all forms of the name combined.
All forms of Sinclair
| Variants | Language | Total births | Country | Latest rank | Peak year | 10-year trend |
|---|---|---|---|---|---|---|
| Sinclair | English | 477 | 🇺🇸 United States | #4661 | 2025 | ▲ 89 % |
Questions about Sinclair
How popular is the name Sinclair?
In 2025 it ranked #4661 in the United States. Official registers record 477 births across 1 country.
When was Sinclair most popular?
It peaked in the United States in 2025, at 0.9 births per 100,000.
Is Sinclair a boy or a girl name?
In official birth registers, Sinclair is a girl name.