Recent in Baby
When Baby Resists SolidsWhen Baby Resists SolidsBaby Biting TipsBaby Biting Tips5 Tips To Help Prevent Highchair Injuries5 Tips To Help Prevent Highchair InjuriesWhen Baby and Pet MeetWhen Baby and Pet MeetTreatments for ColicTreatments for ColicBaby Milestones – The First YearBaby Milestones – The First YearTips for Relieving Teething PainTips for Relieving Teething PainBenefits of Making Your Own Baby FoodBenefits of Making Your Own Baby Food

Home › Baby Names Directory › Sinclair

Sinclair

♀ Girl

Pronounced sin-KLAIR /sɪnˈklɛr/High

Meaning: From a Scottish clan/surname — 'from Saint-Clair' (a Norman place, from Latin clarus, 'clear, bright, famous'); here for girlsMedium

In 30 seconds: Distinguished and bright: Sinclair is the Scottish clan name 'from St Clair' — 'clear, famous'. Refined, sleek, and modern — used for both sexes.
💕 Browse more names
Origin MediumFrench, Scottish
MeaningFrom a Scottish clan/surname — 'from Saint-Clair' (a Norman place, from Latin clarus, 'clear, bright, famous'); here for girls
U.S. rank (2025)#4740 ↗ Rising
2025 U.S. births29 girls (0.00% of U.S. girls)
Peak year2025
Total births (all-time)≈ 477

Popularity in the U.S. · SSA data

peak 202519892025

U.S. births per year (Social Security Administration, 1880–present). Pink marker = peak year.

SSA data updated May 2026. How we source & verify this data.

History & Origin

Sinclair comes from a Scottish clan and surname — 'from Saint-Clair', a Norman place named for St Clair, from Latin clarus, 'clear, bright, famous'. A refined, distinguished surname-name, used for both sexes, here for girls.

It registers thinly for girls. Rare for girls, from-St-Clair at the root, and refined.

Did you know? Sinclair comes from 'Saint-Clair' (a Norman place, from Latin clarus, 'clear, bright, famous') — a distinguished Scottish clan name, increasingly used for girls.
Overall data confidence 70%
Surname references — Sinclair — etymology

Variations

St ClairSinclaire

Nicknames

Clair

Famous Bearers

  • Famous bearers coming soon.

If you like Sinclair…

Blair— a fellow Scottish unisex name
Claire— the related 'clear' name
Everly— another sleek girls' name
Sterling— shares Sinclair's Scottish roots
Spencer— another French name

Explore names like Sinclair

By themeunisexsurname-namefrenchscottish
By meaningLightWind / Air

All themes →All meanings →All origins →

Frequently Asked

What does the name Sinclair mean?

Sinclair is a Scottish surname, 'from Saint-Clair' — 'clear, bright, famous'.

How do you pronounce Sinclair?

It's said sin-KLAIR /sɪnˈklɛr/ — two syllables, stress on the second.

Is Sinclair a boy or girl name?

Sinclair is used for both sexes; this page covers its use as a girl's name.

How popular is Sinclair?

Sinclair is rare for girls in the U.S.

💬 Ask Nia