Sarah Archer may refer to:

• Sarah Archer (curator), American curator
• Sarah Archer (model) (born 1990), London-based model and actress
• Sarah Archer, character in Already Dead (film)
• Lady Sarah Archer, one of the Faro Ladies

• Canonica d’Adda
• Canonical 1-form
• Canonical account
• Canonical Acts
• Canonical admonitions
• Canonical Admonitions
• Canonical Adoption
• Canonical Age
• Canonical age
• Canonical angular momentum
• Canonical bifunctor
• Canonical Book of the Eastern Han Dynasty
• Canonical Book of the Tang Dynasty
• Canonical box matrix
• Canonical conjugate variables
• Canonical connection
• Canonical coronation
• Canonical election
• Canonical encoding rules
• Canonical Gospels
• Canonical gravity
• Canonical height
• Canonical Huffman code
• Canonical Huffman coding
• Canonical Impediments