Barbeau Abbey (French: Abbaye de Barbeau or Abbaye Notre-Dame de Barbeau; Latin: Barbelum, Sequanae portus, or Sacer portus) is a former Cistercian monastery in Fontaine-le-Port in the French department of Seine-et-Marne. It was located approximately 10 kilometers northeast of Fontainebleau and 8 kilometers southeast of Melun.