Gourcuff or Gourkuñv also associated to Corcuff is a surname, and may refer to;

Gourkuñv derives from gour and kuñv which means a charming, affable, gentle or conciliatory man in Breton. Like for the surname Henaff, the digraph -ff was introduced by Middle Ages' authors to indicate a nasalized vowel.

• Yoann Gourcuff, French footballer
• Christian Gourcuff, French football coach
• Guillaume de Gourcuff, Breton noble who participated in the Sixth Crusade. His name is mentioned in the third Salle des Croisades.
• Marguerite de Gourcuff a.k.a. Daisy de Galard, French journalist
• Olivier de Gourcuff, French writer
• Laurent de Gourcuff, French businessman