Saint-Jean-Baptiste Day (French: Fête de la Saint-Jean-Baptiste), officially known in Quebec as La fête nationale, (English: National Holiday) is a holiday celebrated annually on June 24, the feast day of the Nativity of St. John the Baptist.

In Quebec, it is a public holiday with festivities occurring on June 23 and 24 which are publicly financed and organized by a Comité organisateur de la fête nationale (Organizing Committee of the National Holiday).

June 24 is also celebrated as a festival of French Canadian culture in other Canadian provinces.