Sinclair (English)

Where does "Sinclair" come from?

The English surname and given name 'Sinclair' derives from 'Saint Clare'[1]. This name originates as a calque of the Latin 'Sancta Clara'[2]. The Scottish clan adopted the name from Saint Clare, to whom their churches were dedicated[1].

Full etymology tree

• Sinclair (English), 'A male given name transferred from the surname.'
  • derived Saint Clare (English), 'St Clare of Assisi (1194–1253).'
    • calque Sancta Clara (Latin)
      • compound sanctus (Latin), 'sacred, made inviolable, having been established as sacred.'
      • compound clarus (Latin), 'clear, bright'

Descendants and derived words

• Sinclairian (English)

Sources

1. Sinclair (English) - Wiktionary
2. Saint Clare (English) - Wiktionary

Updated August 2026

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Etymology data from Wiktionary, CC BY-SA 4.0 · About Miraris