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What does Sinclair mean?

Sinclair /sin-clair/ as a boys' name is pronounced sin-KLARE. It is of English origin, and the meaning of Sinclair is "from Saint-Clair".

Based on the name of a place in northern France. See also Santana and Seymour. Authors Sinclair Lewis, Upton Sinclair.


Sinclair has 3 variants: Sinclaire, Sinclare and Synclair.

Kreatif forms:
(male) Sanclair, Shaclair, ..

(female) Sinman, Sinsa, ..

How popular is Sinclair?

Sinclair is an unusual given name for males but a very prominent last name for all people (#1239 out of 150436, Top 1%). (2000 U.S. Census)


Ranking and usage % can show different trends depending on the distribution of names that year.

Displayed below is the birth name history of Sinclair for boys. Sinclair was first listed in 1900-1909 and reached its peak position of #1728 in the U.S. then, but is not ranked currently. (Top Baby Names, 2014)

Top 2000 baby names ranking of Sinclair name in U.S.

Top 100 baby names ranking of Sinclair outside U.S.

Displayed below is an analysis of the history of the boy name Sinclair and affiliated names. Popular variation forms of Sinclair are Santana (#887 from current records) and Seymour. Adoption of these forms of Sinclair was widespread during the years 1920-1929 (adoption of 0.06%) and has become much lower since (adoption 0.01%, 79% less), with the form Seymour going out of style. Santana is a perennial favorite.

Top 2000 baby names ranking of Sinclair, Santana, Seymour in U.S.

Top 100 baby names ranking of Sinclair and related baby names outside U.S.

Similar Names


Suggested similar names are Alair, Blair, Clair, Ellair, Kincaid, Sacar (see Sachar), Sachar, Sanctio, Schylar, Shachar, Silas, Silvain, Silver, Silvio, Simcha, Sinbad, Sindbah, Sinjin, Skielar, Skyelar and Skylar. These names tend to be more commonly used than Sinclair.