Sinclair
67% girls · 33% boys
About Sinclair
Could be a novel way for a boy's name to honor an ancestral Claire.
Sinclair for girls#4740 US
The most famous Sinclair was the (male) writer Lewis, but these days the name works at least as well for a girl.
Pronounced SIN-klair.
As of November 2026, Sinclair ranked #6400 for boys and #4740 for girls in US births in 2025 SSA, peaked at #1040 for boys in 1900 and #4671 for girls in 1994, Nameberry popularity #749 for girls.
Popularity & trends
Data table
| Year | US rank · boys | Births · boys | US rank · girls | Births · girls |
|---|---|---|---|---|
| 2014 | — | 0 | — | 0 |
| 2015 | — | 0 | — | 0 |
| 2016 | — | 0 | — | 0 |
| 2017 | — | 0 | — | 0 |
| 2018 | — | 0 | — | 0 |
| 2019 | — | 0 | — | 0 |
| 2020 | — | 0 | — | 0 |
| 2021 | — | 0 | — | 0 |
| 2022 | — | 0 | — | 0 |
| 2023 | — | 0 | — | 0 |
| 2024 | — | 0 | #4,857 | 28 |
| 2025 | — | 0 | #4,740 | 29 |
World rankings
Sinclair for girls
Similar names
These 40 names were selected by our users looking for other names like Sinclair.
Similar boy names
Similar girl names
Sinclair on lists
Famous Sinclairs
- (Harry) Sinclair LewisBoy
American novelist
- SinclairBoy
stage name of Mathieu Blanc,Francard, French singer
- St. Clair Bayfield (born John St. Clair Roberts)Boy
English actor
- Titanic SinclairBoy
stage name of Corey Mixter, American musician
- Upton SinclairBoy
American novelist
Sinclair in pop culture
- Sinclair CellBoy
adoptive son of Primo Cell , "Molly Moon Stops The World" by Georgia Byng
- SinclairBoy
character in the TV series "The 100"
- SinclairBoy
oil company
- Sinclair Youngblood PowersBoy
character in the Swoon book series
- Synclaire JamesGirl
character on TV's "Living Single"