Kersaint

Kersaint may refer to:

• The family Coëtnempren de Kersaint, among whom:
  • Guy François Coëtnempren de Kersaint (1703—1759), French Navy officer and admiral
  • Joseph Coëtnempren de Kersaint (1746—1797), French Navy officer, son of Guy François de Kersaint
  • Armand de Kersaint (1742–1793), French Navy officer and politician, son of Guy François de Kersaint
  • Guy Pierre Kersaint (1747–1822), French Navy officer, son of Guy François de Kersaint
• Kersaint-Plabennec, a commune in the Finistère department of Brittany in northwestern France
• French ship Kersaint, several French warships