Sinclair - name meaning and origin

The boy's name Sinclair \s(i)-nc-lair, sin-clair\ is pronounced sin-KLARE. It is of English origin, and its meaning 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 variant forms: Sinclaire, Sinclare and Synclair.

Sinclair is a very rare male first name and a very popular surname (source: 1990 U.S. Census). Displayed below is the baby name popularity trend for the boy's name Sinclair. Compare Sinclair with related baby names.