Frechette or Fréchette may refer to:

• Louis-Honoré Fréchette (1839–1908), Canadian politician and author
• Louise Fréchette (born 1946), Canadian diplomat and public servant
• Mark Frechette (1947–1975), American actor
• Pauline Fréchette (1889-1943), poet, dramatist, journalist, nun; daughter of Louis-Honoré Fréchette
• Peter Frechette (born 1956), American actor
• Raynald Fréchette (1933–2007), Canadian jurist and politician
• Sylvie Fréchette (born 1967), Canadian synchronised swimmer
• Evelyn Frechette (1907–1969), American singer and waitress, and associate of John Dillinger

• Frechette Island, Manitoulin, Ontario, Canada

• Flechette
• Fréchet (disambiguation)